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24 firms listed · all 24 in Portland · 1 open 24/7 · 1 open weekends · 15 rated 4.5+
Data verified October 16, 2026
The 24 firms listed for Portland, OR 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.
All 24 firms we list here are in Portland itself. We have 26 firms in Portland on file; this page shows the highest-rated 24. 18 of the firms on this page have a rating, from 4.0 to 5.0 across 328 reviews; 2 have 50 or more reviews and 15 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise responsiveness (86%), professionalism (80%) and quality (71%). 1 is open around the clock and 1 is open on weekends. The practice areas the firms on this page list most often on their websites are business law (3), copyrights (2), employment law (2), estate planning (2) and intellectual property (2). 2 show a license on their websites and 2 have 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 1996. 1 offers urgent consultations; 1 offers payment plans and 1 offers a free initial consultation. 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.
Websites are recorded for all 24 patent firms shown here. Such practices normally name the technologies they cover, from mechanical and software through to chemistry and life sciences. That match is the most useful filter available, because an attorney has to understand the invention before drafting a claim about it.
