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  4. Top 19 Patent Attorneys in California

Top 19 Patent Attorneys in California

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1

Lloyd & Mousilli

Lloyd & Mousilli, led by Feras Mousilli, earns its place on the top ten list for exceptional service and expert legal counsel. The firm’s 15-plus years of experience with organizations like Apple and Dell proves Feras's extensive experience. Reviews show Feras’s legal know-how plus his commercial insight and dedication to clients. Feras garners praise for his ability to give str more...

Lloyd & Mousilli, led by Feras Mousilli, earns its place on the top ten list for exceptional service and expert legal counsel. The firm’s 15-plus years of experience with organizations like Apple and Dell proves Feras's extensive experience. Reviews show Feras’s legal know-how plus his commercial insight and dedication to clients. Feras garners praise for his ability to give strategic business advice. His deep comprehension and responsiveness stand out. Clients also laud his professionalism and commitment while also noting that he gives personalized advice. If you want an expert commercial lawyer, you can select Feras Mousilli and not look back.

Pros & Cons
recommend (9)
highly recommend ... (9)
recommended (4)
highly recommend ... (3)
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+15126090059
Open 9:00 AM - 7:00 PM
1808 Octavia St Suite 15, San Francisco, CA 94109, USA
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2

Adibi IP Group | San Francisco Patent & Trademark Law

Adibi IP Group | San Francisco Patent & Trademark Law ranks top 10 due to the company’s extensive experience in patent law and safeguarding client interests with great understanding and personal attention. Many reviewers highlight the Adibi IP Group’s exceptional professionalism, customer-first approach, in-depth understanding of patents and trademarks, and the ability to work a more...

Adibi IP Group | San Francisco Patent & Trademark Law ranks top 10 due to the company’s extensive experience in patent law and safeguarding client interests with great understanding and personal attention. Many reviewers highlight the Adibi IP Group’s exceptional professionalism, customer-first approach, in-depth understanding of patents and trademarks, and the ability to work around complicated situations. The Adibi IP Group identifies itself as a dedicated and cordial organization that provides excellent service and thorough assistance to its clients, acting as an invaluable ally in the field of patent protection and intellectual property.

Pros & Cons
recommend (17)
highly recommend ... (9)
very professiona ... (4)
very confident (3)
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+14158512566
Open 9:00 AM - 7:00 PM
155 Montgomery St STE 1010, San Francisco, CA 94104, USA
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3

IPExcel - Utility Patent Service, Patent Agent & Patent Attorney- San Francisco, CA

IPExcel ranks among the top 10 patent service providers. The patent agent offers expertise supported by Jason's 35 years of experience, including at Fortune 500 companies. He has filed over 150 patent applications with a 90% patent grant rate. IP Excel’s fast response times, knowledgeable team, and commitment to excellent client service deliver consistent client satisfaction. As more...

IPExcel ranks among the top 10 patent service providers. The patent agent offers expertise supported by Jason's 35 years of experience, including at Fortune 500 companies. He has filed over 150 patent applications with a 90% patent grant rate. IP Excel’s fast response times, knowledgeable team, and commitment to excellent client service deliver consistent client satisfaction. As testimonials show, Jason’s firm helps clients file provisional patents and navigate patent law. Clients always rely on IPExcel for quality legal services. The split review, particularly the negative review, shows that most clients find IP Excel suitable for their patent application needs.

Pros & Cons
very happy (1)
highly recommend ... (1)
recommended (1)
really knowledge ... (1)
do not trust (1)
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+18008840542
Closed Now
201 Spear St # 1100, San Francisco, CA 94105, USA
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4

Platinum Intellectual Property LLP

Platinum Intellectual Property LLP has earned a place on the top ten list. Their Silicon Valley legal practice boasts a strong foundation in legal and technical knowledge, global IP landscape awareness, and competitive advantage delivery. Client Adam Hipp, who expertly guides a simpler IP process and complex projects, served as the firm's face. Its tailored client experience, ex more...

Platinum Intellectual Property LLP has earned a place on the top ten list. Their Silicon Valley legal practice boasts a strong foundation in legal and technical knowledge, global IP landscape awareness, and competitive advantage delivery. Client Adam Hipp, who expertly guides a simpler IP process and complex projects, served as the firm's face. Its tailored client experience, expertise in various intellectual property matters, and proven ability to synthesize market research and education have made it indispensable. Client testimonials underscore the firm’s customer focus and establish its authority in IP protection.

Pros & Cons
recommend (6)
highly recommend ... (5)
very helpful (2)
helpful and info ... (1)
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+14084578384
Closed Now
1346 The Alameda #7245, San Jose, CA 95126, USA
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5

Bold Patents San Francisco Law Firm

Bold Patents is a top choice for patent law because experts deliver exceptional client service, outstanding communication, and successful patent filings. Clients praise the team for its responsiveness and professionalism. Clients describe the firm as a "top-notch" choice for inventors and product developers alike. The firm confidently obtains patents even when the invention lies more...

Bold Patents is a top choice for patent law because experts deliver exceptional client service, outstanding communication, and successful patent filings. Clients praise the team for its responsiveness and professionalism. Clients describe the firm as a "top-notch" choice for inventors and product developers alike. The firm confidently obtains patents even when the invention lies in highly complex spaces. Clients also frequently cite JD. For personal service and expertise. One client captured the client’s sentiment well by saying JD’s communication was "awesome.". Depending on your payload, Bold Patents is a personal choice for lawyers, especially for those who want to protect their inventions and bring them to market.

Pros & Cons
very happy (1)
very professiona ... (1)
great job (1)
did an awesome j ... (1)
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+18008491913
Open 00:00-23:59
555 California St, San Francisco, CA 94104, USA
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6

Christopher Peil Law Office

Christopher Peil Law Office made the top ten lists due to its exceptional patent and intellectual property legal services, especially for startups and small companies. Their clients praise Chris Peil's thoroughness, practicality, and dedication to their business success. Chris can expertly navigate intricate patent procedures, beat patent office rejections, and secure worldwide more...

Christopher Peil Law Office made the top ten lists due to its exceptional patent and intellectual property legal services, especially for startups and small companies. Their clients praise Chris Peil's thoroughness, practicality, and dedication to their business success. Chris can expertly navigate intricate patent procedures, beat patent office rejections, and secure worldwide patents, improving the client’s business market position and value. The law office is noted for its customized advice, competitive fees, clear communication, and a success track record, making it the right choice for startups needing intellectual property protection.

Pros & Cons
recommend (2)
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+14158964254
Closed Now
1701 22nd Ave, San Francisco, CA 94122, USA
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7

Zilka-Kotab, PC

Zilka-Kotab, PC among the top ten intellectual property law firms in the nation for their exceptional expertise and tailored services to high-tech companies. With Derrick Breska and Dominic Kotab's guidance in complex patent matters—especially under the constraints of the Alice framework—they boast a stellar record of 100% approval rates for their clients. This reflects the firm more...

Zilka-Kotab, PC among the top ten intellectual property law firms in the nation for their exceptional expertise and tailored services to high-tech companies. With Derrick Breska and Dominic Kotab's guidance in complex patent matters—especially under the constraints of the Alice framework—they boast a stellar record of 100% approval rates for their clients. This reflects the firm’s deep understanding of software-implemented patents and innovative solutions to complex patent issues, ensuring clients receive strategic, personalized counsel. Mr. Breska's humor and professionalism demonstrate the firm's commitment to professionalism and to the success of their clients.

Pros & Cons
extremely helpfu ... (1)
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+14089712573
Closed Now
1155 N First St #105, San Jose, CA 95112, USA
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8

Maiorana, P.C.

Maiorana, P.C. ranks among the top 10 patent law firms due to their extensive experience in patent prosecution, having filed and secured over 2,100 patents and been rated highly for the quality of service. Reviews of the firm show that clients appreciate the personalized, professional attention they receive from the partners, in which Chris Maiorana and his team guide them throu more...

Maiorana, P.C. ranks among the top 10 patent law firms due to their extensive experience in patent prosecution, having filed and secured over 2,100 patents and been rated highly for the quality of service. Reviews of the firm show that clients appreciate the personalized, professional attention they receive from the partners, in which Chris Maiorana and his team guide them through the patent application process effectively. Clients also commend Maiorana, P.C. for their affordability, engineering and science specialization, and the top-quality legal counsel they provide to inventors. The firm continues to win new clients, which extends their highly regarded litigation and IP services.

Pros & Cons
recommend (6)
highly recommend ... (4)
reasonable price ... (1)
did an awesome j ... (1)
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+14088906549
Closed Now
2880 Zanker Rd Suite 203, San Jose, CA 95134, USA
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9

Onu Law Firm

The Onu Law Firm is listed among the top ten IP law firms in the US. The firm’s expert intellectual property practice has consistently received client-centered reviews. A few clients opine that their professionalism and quick case handling are exemplary. The clients’ contrasting reviews reveal the firm’s inconsistency in client care. A few clients complain that they have receive more...

The Onu Law Firm is listed among the top ten IP law firms in the US. The firm’s expert intellectual property practice has consistently received client-centered reviews. A few clients opine that their professionalism and quick case handling are exemplary. The clients’ contrasting reviews reveal the firm’s inconsistency in client care. A few clients complain that they have received unhelpful advice or a rude attitude when they were just beginners. Since they often have to manage to fix complex IP matters efficiently, Onu Law Firm’s staff members may be accommodating. Still, the legal counsel must consistently meet every client’s need.

Pros & Cons
recommend (3)
great experience ... (1)
highly recommend ... (1)
worked quickly (1)
disappointed (1)
so disappointed (1)
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+14158294433
Open 8:00 AM - 6:00 PM
315 Montgomery St STE 900, San Francisco, CA 94104, USA
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10

Kuehn Law IP

Kuehn Law IP’s reputation is a top 10 competitor. The firm has extensive knowledge across several industries and services, as seen in the reviews. Its expertise in trademark law and intellectual property is its primary draw. Reviewers highlight Cliff’s analytical insights, clarity, and effort to understand complex trademark legalities which sets Kuehn Law IP apart. The firm’s de more...

Kuehn Law IP’s reputation is a top 10 competitor. The firm has extensive knowledge across several industries and services, as seen in the reviews. Its expertise in trademark law and intellectual property is its primary draw. Reviewers highlight Cliff’s analytical insights, clarity, and effort to understand complex trademark legalities which sets Kuehn Law IP apart. The firm’s dedication to simplifying trademark laws is evident in multiple industry complexities. The firm’s best practices in pricing, client respect, and trademark application assistance and licensing negotiations provide proof that Kuehn Law IP is among the few best options for trademark and IP services.

Pros & Cons
recommend (2)
very helpful (1)
extremely knowle ... (1)
reasonably price ... (1)
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+14158002977
Closed Now
981 Mission St, San Francisco, CA 94103, USA
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11

Law Office of Dorian Cartwright

With over a decade of public experience, Dorian Cartwright, is the owner of the Law Office of Dorian Cartwright. This law firm enjoys a spot in the top ten list for a number of extraordinary pros which offereed: Exceptional customer satisfaction ranks high as clients hail Dorian's ability to blend technical focus and personalized service. Dorian's vast corporate experience and s more...

With over a decade of public experience, Dorian Cartwright, is the owner of the Law Office of Dorian Cartwright. This law firm enjoys a spot in the top ten list for a number of extraordinary pros which offereed: Exceptional customer satisfaction ranks high as clients hail Dorian's ability to blend technical focus and personalized service. Dorian's vast corporate experience and strategic counseling equip clients with the tools they need to outsmart competitors while navigating the complexities of the law. The firm's fair pricing and reliability make it attractive to a wide clientele. The Law Office of Dorian Cartwright is an easy choice due to the dedication, competence, and success it offers to its clients.

Pros & Cons
recommend (2)
helped me (1)
strongly recomme ... (1)
very confident (1)
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+18008108030
Closed Now
2130 The Alameda #310, San Jose, CA 95126, USA
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12

John Rizvi, P.A. - The Idea Attorneys

Ranked in the top 10 list, John Rizvi, P.A. - The Idea Attorneys is recognized. John Rizvi has worked hard on patents. Excellent reviews show that Rizvi's team is professional, efficient, and responsive. They guide clients through the patent process. The clients' emotions and gratitude imply that I can rely on Rizvi’s empathetic and supportive approach to legality. Satisfied, cl more...

Ranked in the top 10 list, John Rizvi, P.A. - The Idea Attorneys is recognized. John Rizvi has worked hard on patents. Excellent reviews show that Rizvi's team is professional, efficient, and responsive. They guide clients through the patent process. The clients' emotions and gratitude imply that I can rely on Rizvi’s empathetic and supportive approach to legality. Satisfied, clients said they filed more than one patent with Rizvi. Rizvi’s expertise makes him a leading trademark attorney in San Jose. Thanks to John's team's responsiveness, professionalism, and thoroughness, you can rest easy with your law firm's expertise.

Pros & Cons
very friendly (1)
on time (1)
exceeded my expe ... (1)
very satisfied (1)
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+14083171551
Closed Now
453 W San Carlos St, San Jose, CA 95110, USA
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13

Bold Patents San Francisco Law Firm

A lot of inventors and entrepreneurs get intimidated in their search for a patent attorney or intellectual property attorney. Patents and trademarks aren’t exactly the most approachable segment of the law. However, if you choose the right patent lawyer, they should be able to ease your mind. You’re not expected to know everything there is to know about protecting IP. That’s your more...

A lot of inventors and entrepreneurs get intimidated in their search for a patent attorney or intellectual property attorney. Patents and trademarks aren’t exactly the most approachable segment of the law. However, if you choose the right patent lawyer, they should be able to ease your mind. You’re not expected to know everything there is to know about protecting IP. That’s your patent attorney’s job!

Pros & Cons
affordable (1)
well done (1)
very professiona ... (1)
very informative ... (1)
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+18008491913
Open 00:00-23:59
135 Main St, San Francisco, CA 94105, USA
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14

Intellectual Property Law Group, LLP

IPLG is an international law firm that focuses on IP, customs and corporate laws. Our clients are our strongest advocates. We provide cost-effective and responsive legal solutions while maintaining the highest quality standards. We are technical-oriented legal professionals who understand our clients’ businesses. Our expertise allows us to effectively use our experience and know more...

IPLG is an international law firm that focuses on IP, customs and corporate laws. Our clients are our strongest advocates. We provide cost-effective and responsive legal solutions while maintaining the highest quality standards. We are technical-oriented legal professionals who understand our clients’ businesses. Our expertise allows us to effectively use our experience and knowledge to help our clients protect their legal rights and promote their business development.

Pros & Cons
never heard back ... (1)
disappointed (1)
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+14082868933
Open 8:30 AM - 6:30 PM
1871 The Alameda Suite 250, San Jose, CA 95126, USA
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15

Dergosits & Noah LLP

Dergosits & Noah LLP, an intellectual property law office that provides a wide range of services to clients both nationally and internationally, is Dergosits & Noah LLP. The firm was founded in 1993 and has focused its efforts on trademark preparation and prosecution. It also assists clients with U.S. trademark and copyright protection disputes. more...

Dergosits & Noah LLP, an intellectual property law office that provides a wide range of services to clients both nationally and internationally, is Dergosits & Noah LLP. The firm was founded in 1993 and has focused its efforts on trademark preparation and prosecution. It also assists clients with U.S. trademark and copyright protection disputes.

Pros & Cons
not recommend (1)
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+14157056377
Closed Now
One Embarcadero Ctr #350, San Francisco, CA 94111, USA
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16

Schwegman Lundberg and Woessner P.A.

Are you looking for education content about intellectual property? Schwegman has created the SLW Institute to provide educational and training content that will help you improve your IP knowledge. You can access live webinars and on-demand webinars as well blogs and IP Playbooks for free. The SLW Institute hosts both virtual and in-person events. Recent 15-sessions of extensive more...

Are you looking for education content about intellectual property? Schwegman has created the SLW Institute to provide educational and training content that will help you improve your IP knowledge. You can access live webinars and on-demand webinars as well blogs and IP Playbooks for free. The SLW Institute hosts both virtual and in-person events. Recent 15-sessions of extensive training were provided by the 2022 Virtual PCT Training Seminar, featuring Carl Oppedahl as speaker. Keep an eye on the International IP and Emerging tech webinar series for more episodes.

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+14082784040
Closed Now
111 W St John St suite 1100 suite 1100, San Jose, CA 95113, USA
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17

Evergreen Valley Law Group

Since 2004, San Jose Patent Attorney and Intellectual Property and Patent Attorney have provided superior services to clients who require counsel in all aspects of Intellectual Property (IP). Our comprehensive approach to IP protection ensures that businesses can protect their inventions and interests, inside and outside of the United States. Evergreen Valley Law Group works wit more...

Since 2004, San Jose Patent Attorney and Intellectual Property and Patent Attorney have provided superior services to clients who require counsel in all aspects of Intellectual Property (IP). Our comprehensive approach to IP protection ensures that businesses can protect their inventions and interests, inside and outside of the United States. Evergreen Valley Law Group works with many clients, including Fortune 500 and industry leaders. We offer protection, enforcement and education as well as training and coaching. We specialize in Patent Prosecution and Trademark Prosecution. Copyright is our primary area of practice. The following services are offered by us: Patent Prosecution, Trademark Prosecution and Copyright

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+14082231360
Closed Now
4 N 2nd St #598, San Jose, CA 95113, USA
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18

Patent Ingenuity, PC - San Jose Patent Attorney

Many startups begin their lifecycle with a patent or software license. This is a crucial marker. This is the moment that everyone knows that the startup has serious intentions. The legitimization and ownership of an idea has required significant resources. It is not easy to get patents under traditional legal models. One law firm tried to alter the rules, much in the same way Si more...

Many startups begin their lifecycle with a patent or software license. This is a crucial marker. This is the moment that everyone knows that the startup has serious intentions. The legitimization and ownership of an idea has required significant resources. It is not easy to get patents under traditional legal models. One law firm tried to alter the rules, much in the same way Silicon Valley rallied around the call for 'disruption'. Patent Ingenuity offers a constant monitoring by an experienced patent attorney, which is a departure from the conventional patent law firm model. Over a decade experience has been gained in the field of assisting clients to obtain quality software patents. We have extensive technical expertise, in addition to the necessary legal experience, that is required for tech firms. We can build a better working relationship with our clients. Clients don't have to learn basic software concepts from legal professionals. Both engineering and legal roles are covered.

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+14082734508
Open 9:00 AM - 6:00 PM
2570 N First St 2nd Floor, San Jose, CA 95131, USA
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19

Silicon Valley Patent Group LLP

The United States Patent and Trademark Office and other foreign patent offices (European, Asia, etc.) are the places where we prepare and prosecute patent application. We are experts in electrical and mechanical art, including complex technologies like computer processor pipes and data compression. However, we also have expertise in simpler technologies such computer enclosures. more...

The United States Patent and Trademark Office and other foreign patent offices (European, Asia, etc.) are the places where we prepare and prosecute patent application. We are experts in electrical and mechanical art, including complex technologies like computer processor pipes and data compression. However, we also have expertise in simpler technologies such computer enclosures.

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+14083787777
Closed Now
4010 Moorpark Ave #210, San Jose, CA 95117, USA
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Our Methodology

Best 10 patent attorney list assembly and recognition by TrustAnalytica for California is based on online reputation backed by review sources as google reviews, TrustAnalytica reviews and more.

We choose the best companies in the location and rank them based on rating, quantity of reviews and verification (Claimed or unclaimed profile).

Rankings are frequently updated to reflect the latest reviews from trusted sources.

The Process

TrustAnalytica's procedure for listing patent attorney companies involves manual research, review and placement. Please note that some companies are placed here through their registration with our services as every company gets not only access to our Saas services but also a profile that gets listed. We evaluate businesses based on their online reputation, accessibility, online resources such as website and their fit for best 10 patent attorney category.

1

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2

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