Gerben IP
“Would heartily recommend, especially to those that have little or no knowledge of the US trademark and IP laws”
Best Patent & Trademark Attorneys in Washington, DC
24 firms listed · all 24 in Washington · 1 open 24/7 · 4 open weekends · 15 rated 4.5+
Data verified October 18, 2026
Novotech Patent Firm
“The team at NovoTech possesses a robust blend of expertise in patent law and technical acumen, which proved invaluable in the process of patenting my technology.”
Edison Law Group
“Anthony Sola was fantastic and kept me updated in each aspect of the process as we continued forward!”
Goldman LAW Group
“Folks I'm telling you from having William represent our interests he is a Top Notch Professional Lawyer!!!”
Levi Snotherly & Schaumberg
Stein IP
“Ever so kind staff with in-depth knowledge to help through patenting process.”
The 24 firms listed for Washington, DC 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: Washington, DC
All 24 firms we list here are in Washington itself. We have 29 firms in Washington on file; this page shows the highest-rated 24. 20 of the firms on this page have a rating, from 3.8 to 5.0 across 441 reviews; 3 have 50 or more reviews and 15 are rated 4.5 or higher. 1 is open around the clock; 4 are open on Saturdays and 3 on Sundays. 1 shows a license on its website and 1 has a BBB rating of A or A+. Domain records put 19 websites of the firms on this page at ten or more years old; the oldest dates from 1994. 1 offers urgent consultations; 1 offers payment plans; 3 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for all 24 of the firms on this page; 20 publish a contact page; 16 list a public email and 1 takes bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.
Do patent firms listed for Washington offer a free first consultation?
3 of the 24 patent firms advertise a first consultation at no cost. Expect it to cover what you have made, whether anything has been disclosed publicly, and which right might apply. Bring dated notes and drawings. Ask about confidentiality before you describe the invention in any detail.
Rock IP
“Integrity is first in every action and engagement and their capability and talent exceeds any other legal entity of my 20 years in technology.”
Alderman IP
“Elliot Alderman is a top attorney in the IP space and would easily recommend his services”
Bookoff McAndrews
Remenick
Staas & Halsey
Sterne Kessler Goldstein & Fox
“So thankful for the IP support provided over the years.”
Banner Witcoff
Wenderoth Lind & Ponack
Jefferson IP Law
Rothwell, Figg, Ernst and Manbeck
“I highly recommend--all the attorneys I've worked with are professional, prompt, and supportive.”
Sughrue Mion
Finnegan, Henderson, Farabow, Garrett & Dunner
“Finnegan team is the best immigration attorneys in the US, the team is friendly, generous and patient, they followed up with us from beginning till the green card approval, they never lost a case, I also liked the luxury fancy office and the complimentary snack/lunch in almost every time we visited, special thanks to Danielle, James and Stefan our team for their professionalism and support, highly recommended.”
Arentfox Schiff
Panovia
Potomac Law Group
“I worked with Natalie Koss and she was a champion and a fighter for me and my family through the whole process.”
Mei & Mark
PV Law
Metrolex IP LAW Group
Why these companies made our list
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