Best Patent & Trademark Attorneys in San Diego, CA
15 firms listed · 11 in San Diego · 1 open weekends · 8 rated 4.5+
Data verified October 21, 2026
Knobbe Martens
Fitch, Even, Tabin & Flannery
Mandour & Associates
Woo Allen Law
David Lizerbram & Associates
The 15 firms listed for San Diego, CA handle patent, trademark, copyright and trade secret work for clients. What each says about its technical fields and filing practice comes from its own website; ratings come from public reviews.

Area overview: San Diego, CA
11 of the 15 firms we list are based in San Diego; the other 4 serve San Diego from towns including Fallbrook (6 mi), Lemon Grove (8 mi) and La Jolla (9 mi). 9 of the firms on this page have a rating, from 4.0 to 5.0 across 102 reviews; 8 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (100%), responsiveness (90%) and quality (80%). 1 is open on Saturdays. 1 has a BBB rating of A or A+. Domain records put 14 websites of the firms on this page at ten or more years old; the oldest dates from 1995. 4 offer a free initial consultation and 2 list coupons or special offers. We have a website on file for all 15 of the firms on this page; 14 publish a contact page; 10 list a public email and 3 take bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
Why are patent firms outside San Diego listed here?
Of the 15 firms shown, 11 give an address in San Diego, and the others come from other towns. Registration to practice before the patent office is national, so the technology an attorney works in matters a great deal more than the drive.