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Edison Law Group
“I was working with another company for almost 2 years to file a patent application for me, they went out of business and sent me their unfinished work to deal with as best i could!”
Best Patent & Trademark Attorneys in Washington, DC
24 firms listed · all 24 in Washington · 1 open 24/7 · 4 open weekends · 20 rated 4.5+
Data verified October 18, 2026
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Gerben IP
- Communication
- Law Firm
“Not only did I get excellent advice and everything got handled very quickly and in no time had the trademark, but they had gone over and above expectations in explanation and helping me understand the process and making the right decisions.”
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Novotech Patent Firm
- Call
- Intellectual Property
- Expertise
“Steve Becker and Babak Akhlaghi were able to review, polish and file the application and made the process extremely easy on my part, to protect our most valuable asset, our intellectual property.”
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Goldman LAW Group
- Patient
- Questions
- Application
“He is incredibly attentive, patient and exactly the kind of legal partner you want when navigating the world of establishing your intellectual property.”
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Levi Snotherly & Schaumberg
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Stein IP
“Stein and His Staff are a great Patent Lawyer LLC to work with one of the Best by Far I appreciate your Business for making my dream coming true........”
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. 22 of the firms on this page have a rating, from 4.0 to 5.0 across 340 reviews; 1 has 50 or more reviews and 20 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (95%), quality (86%) and responsiveness (86%). 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 21 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 and 17 list a public email. 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.
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Alderman IP
“Elliot Alderman is a top attorney in the IP space and would easily recommend his services”
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Bookoff McAndrews
“It's amazing!!!”
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Remenick
“Highly recommend Baron and his team for conducting a patent search!”
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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.”
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Banner Witcoff
“Great services”
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Staas & Halsey
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Rock IP
“I would most certainly use him again for any future needs and would recommend him to anyone else as well.”
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Sterne Kessler Goldstein & Fox
“Best law firn ever!!!”
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Wenderoth Lind & Ponack
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Jefferson IP Law
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Krooth & Altman
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Rothwell, Figg, Ernst and Manbeck
“Great and friendly people.”
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Sughrue Mion
“True professionals working there enjoyed my time”
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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 complime...”
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Arentfox Schiff
“Nice place to work”
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Axinn
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Panovia Group
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Mei & Mark
Patent Preparation and Prosecution Legal Services in Washington, DC Cost Estimates
Minimum cost
$747
Maximum cost
$18660
National Average
$3235
Avg Per Hour Rates
$421
$1866
$5598
Average price range is based on 346 cost profiles
Why these companies made our list
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