San Francisco, California

Patent attorneys in San Francisco

San Francisco, California is home to 854 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid. Local firms with the most USPTO-registered practitioners include RPX Corporation, Squire Patton Boggs LLP, and Venable LLP.

Kevin Noson

Reg. 70494

Patent agent

Squire Patton Boggs LLP

San Francisco, CA · 94111

415-393-9816

Timothy J O'Brien

Reg. 68264

Patent attorney

RPX Corporation

San Francisco, CA · 94111

866-779-7641

Michael K O'Neill

Reg. 32622

Patent attorney

Venable LLP

San Francisco, CA · 94111

415-343-4515

Mark R R Oda

Reg. 76659

Patent attorney

Baker Botts LLP

San Francisco, CA · 94111

628-291-6234

Archana R Ojha

Reg. 53408

Patent attorney

San Francisco, CA · 94109

650-269-7664

Sam Christopher Olive· III

Reg. 59903

Patent attorney

Splunk, Inc.

San Francisco, CA · 94107

415-266-3976

Eric J Olsen

Reg. 51157

Patent attorney

RPX Corporation

San Francisco, CA · 94105

415-728-9275

Joseph M. Olsen

Reg. 58764

Patent attorney

Salesforce.com

San Francisco, CA · 94105

415--83-6-3989

Stephen Nicholas Ondrish

Reg. 900645

Limited recognition

University of San Francisco School of Law

San Francisco, CA · 94117-1080

415-422-6752

Darryl J Ong

Reg. 67521

Patent attorney

RPX Corporation

San Francisco, CA · 94105

415-852-3084

Eric T. Ong

Reg. 81691

Patent attorney

O'Melveny & Myers LLP

San Francisco, CA · 94111

415-984-8700

Anselmo Ontiveros

Reg. 76281

Patent agent

RPX Corporation

San Francisco, CA · 94105

831-247-0705

Melville Owen

Reg. 19819

Patent attorney

Owen Wickersham and Erickson PC

San Francisco, CA · 94105

415-882-3200

Frank M Paharik

Reg. 51293

Patent attorney

San Francisco, CA · 94114

415-647-3238

Eugene M Paige

Reg. 55519

Patent attorney

Keker & Van Nest LLP

San Francisco, CA · 94111-1809

415-391-5400

Andrew C. Palmer

Reg. 75840

Patent attorney

San Francisco, CA · 94104

415-851-2566

Daniel P. Panasenko

Reg. 81522

Patent agent

DLA Piper LLP

San Francisco, CA · 94105

415-615-6109

Ran Pang

Reg. 79332

Patent agent

San Francisco, CA · 94111

415-735-3674

Peter Paras· Jr

Reg. 56136

Patent agent

San Francisco, CA · 94131

415-753-3921

Annette Suzanne Parent

Reg. 42058

Patent attorney

Chan Zuckerberg Biohub

San Francisco, CA · 94158

925-323-3981

Anthony M Parenti

Reg. 78401

Patent agent

Morrison and Foerster

San Francisco, CA · 94105

831-345-7973

Mani Partheesh

Reg. 72106

Patent attorney

Nextbit Systems, Inc.

San Francisco, CA · 94107

916-221-2074

Payal S Patel

Reg. 76860

Patent agent

San Francisco, CA · 94132

973-907-3559

Sanjay Pathiyal

Reg. 63470

Patent attorney

DoorDash, Inc.

San Francisco, CA · 94107

650-762-5264

John M. Paul

Reg. 83651

Patent attorney

San Francisco, CA · 94131

415-307-9682

Ferenc Pazmandi

Reg. 66216

Patent agent

Baker Botts L.L.P.

San Francisco, CA · 94111

415-291-6255

Graham M Pechenik

Reg. 67000

Patent attorney

Calyx Law

San Francisco, CA · 94110

415-805-2270

Molly E. Peck

Reg. 65169

Patent agent

Google Inc

San Francisco, CA · 94105

847-523-0835

Christopher Ronald Peil

Reg. 45005

Patent attorney

Law Office of Christopher Peil

San Francisco, CA · 94122

415-896-4254

Wesley L. Peisch

Reg. 82165

Patent agent

Schox Patent Group

San Francisco, CA · 94107

888-775-9990

Common questions

Do patent attorneys in San Francisco cost more than the national average?

Patent attorney fees vary primarily by experience and complexity of the invention, not by city. A typical provisional patent application in the US runs $1,500 to $5,000; a non-provisional utility filing runs $5,000 to $15,000. Hourly rates in San Francisco tend to track the broader California legal market.

How many USPTO practitioners list a San Francisco office?

854 USPTO-registered patent practitioners list a San Francisco mailing address on the OEDCI roster. You can sort by firm size and contact each directly using the phone numbers shown.

Can I work with a San Francisco practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A San Francisco-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.