Persoona.ai

Willoughby, Ohio

Patent attorneys in Willoughby

Willoughby, Ohio is home to 11 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid. Local firms with the most USPTO-registered practitioners include Rankin, Hill & Clark LLP, Rankin, Hill & Clark, LLP, and Rankin Hill & Clark.

Mark E Bandy

Reg. 35788
Patent attorney

Rankin, Hill & Clark, LLP

Willoughby, OH · 44094

216-566-9700

Michael L. Centa

Reg. 78111
Patent agent

Rankin, Hill & Clark LLP

Willoughby, OH · 44094

440-796-0600

Larry Bruce Donovan

Reg. 47230
Patent attorney

Rankin, Hill & Clark, LLP

WIlloughby, OH · 44094-7808

216-566-9700

Jack Ding-Jieh Gau

Reg. 67011
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094-7808

216-566-9700

Kevin M Goodman

Reg. 63864
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094

216-566-9700

Pamela L Granger

Reg. 65530
Patent attorney

Rankin Hill & Clark

Willoughby, OH · 44904

440-306-6323

Stephen A Hill

Reg. 27560
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094-7808

216-566-9700

Samir S Khoury

Reg. 60174
Patent attorney

Rankin, Hill, Porter and Clark LLP

Willoughby, OH · 44094

216-566-9700

Robert A Sidoti

Reg. 48416
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094

216-566-9700

David E Spaw

Reg. 34732
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094

216-566-9700

Jonathan A Withrow

Reg. 54548
Patent attorney

Rankin, Hill & Clark LLP

Willoughby, OH · 44094

216-566-9700

Common questions

Do patent attorneys in Willoughby cost more than the national average?
Patent attorney fees vary primarily by experience and complexity of the invention, not by city. A typical provisional patent application in the US runs $1,500 to $5,000; a non-provisional utility filing runs $5,000 to $15,000. Hourly rates in Willoughby tend to track the broader Ohio legal market.
How many USPTO practitioners list a Willoughby office?
11 USPTO-registered patent practitioners list a Willoughby mailing address on the OEDCI roster. You can sort by firm size and contact each directly using the phone numbers shown.
Can I work with a Willoughby practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A Willoughby-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.
build 4315ed5 · 2026-05-22 13:59 EDT