Got an idea, brand, or invention in Seattle? Protect it before someone else does.
Seattle is one of the strongest IP markets in the U.S. — Microsoft, Amazon, Boeing, the Allen Institute, and a dense biotech cluster generate enormous IP work. Seattle firms argue trademark, patent, and trade-secret cases at the USPTO, TTAB, and the U.S. District Court for the Western District of Washington.
These 10 Seattle firms cover trademark prosecution, patent prosecution, IP litigation, copyrights, and trade secrets.
How we picked these 10: We reviewed published verdicts and settlements, peer rankings (Best Lawyers, Super Lawyers, Chambers and Partners, Avvo), client review patterns, and bar association recognition. Firms that appeared consistently across independent sources made the list. We do not accept payment for placement, and we do not write sponsored reviews. More on our methodology →
Practice focus: Patents, trademarks, copyrights, IP litigation
Well-established IP boutique. Strong Asia-based client work. Full IP service spectrum.
Practice focus: Patents, trademarks, internet policy, copyright
Established Seattle IP firm with strong patent prosecution bench.
Practice focus: Patents, trademarks
Boutique Seattle IP firm covering full IP spectrum. Strong patent work in U.S. and abroad.
Practice focus: Patent prosecution, IP litigation, post-grant
One of the largest patent practices in the Northwest. Specialist in medical devices and tech.
Practice focus: Patents, trademarks, copyright, trade secrets
Seattle-headquartered AmLaw 100 firm with full-service IP practice.
Practice focus: IP litigation, technology, media
Seattle-based AmLaw 200 firm with deep tech and media IP practice.
Practice focus: Patents, trademarks, copyrights
Affordable Seattle IP boutique focused on patents and trademarks.
Practice focus: Trademark, patent
Board-Certified IP lawyer practice with Seattle office.
Practice focus: IP, pharma, software, life sciences
AmLaw 200 firm with strong Seattle IP bench.
Practice focus: IP, technology, energy
PNW BigLaw firm with strong IP transactional and litigation bench.
Tell us about your situation and we'll match you with vetted trademark and IP attorneys in Seattle. Free, confidential, no obligation.
Request Free Consultation →Trademark: 12-18 months from filing to registration. Patent: 2-4 years. Litigation: 18-30 months in W.D. Wash.
Trademark filing: $750-$1,800 per class plus $350 USPTO fee. Patent prosecution: $8,000-$25,000+ depending on complexity. Litigation: $250K-$2M+.
The legal directory you find on Google has thousands of Seattle trademark and IP firms. Most are competent. A few are problematic. The patterns to avoid:
Guaranteed outcomes. No ethical attorney can guarantee a result. If a firm promises a specific recovery, dismissal, or visa approval, walk away.
The disappearing partner. You meet a senior partner at intake, then never speak to them again. The case is handled by an unsupervised junior or a paralegal. Ask in writing who will be your day-to-day attorney.
Pressure to sign immediately. Reputable firms give you the retainer in writing, time to read it, and the option to take it home. High-pressure intake is almost always a sign of a volume mill, not a craftsperson's practice.
No verifiable track record. The firm should be able to point to verdicts, settlements, peer rankings, or bar association recognition. "We've helped thousands of clients" is marketing copy. Specific numbers, named cases, and third-party rankings are evidence.
Vague fee terms. "Don't worry about cost" is a red flag. Every legitimate Seattle lawyer will give you a written engagement letter with the fee structure, what's covered, what triggers extra charges, and what happens if you fire them.
Most Seattle firms on this list offer a free initial consultation. Use it. Bring a list of questions and write down the answers. Compare across at least two firms before you sign.
Seattle is its own market. The procedure, the courts, and the strategy are city- and state-specific in ways that matter to your outcome.
Local courthouses matter. King County Superior Court at the King County Courthouse and the U.S. District Court for the Western District of Washington have judges, calendars, and procedures that shape how cases move. A firm that knows the local courthouse has an advantage.
Filing deadlines are strict. Notice of Claim windows for cases against the City or County, Statute of Limitations periods, and pre-suit certification requirements vary by case type and are unforgiving. A missed deadline often means a lost case — full stop.
Local procedure rules matter. Each court has its own forms, motion practice, and judge preferences. The right Seattle firm will know not just the law, but the unwritten rules of the courthouse you'll be in.
Local plaintiffs/defendants do well in front of local juries. Verdict patterns vary by venue, and a trial-capable firm uses venue strategically.
Trademark = brand names, logos. Copyright = original works of authorship.
Yes, in many cases — gives you 12 months to file the non-provisional.
Trade secret = perpetual but loses if disclosed. Patent = 20 years exclusivity but public.
Yes — strong IP bench at the U.S. District Court for the Western District of Washington.
Yes, but USPTO refusal rates are high without counsel.
One last thing. Choosing a lawyer is personal. Read the reviews. Call two or three firms before you sign. Ask each one: How many cases like mine have you taken to verdict in the last three years? The answer tells you everything. — The LawFirmSquare team