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Castle Rock, Colorado

Patent attorneys in Castle Rock

Castle Rock, Colorado is home to 8 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 Stanley J. Gradisar Attorney at Law, LLC, Jaffery Watson Hamilton & DeSanctis LLP, and Jondle & Associates, P.C..

John Arthur Crook· III

Reg. 30830
Patent attorney

Castle Rock, CO · 80104

303-663-0788

Wannell Marise Crook

Reg. 31071
Patent attorney

Castle Rock, CO · 80104

303-663-0788

Stanley John Gradisar

Reg. 42598
Patent attorney

Stanley J. Gradisar Attorney at Law, LLC

Castle Rock, CO · 80109

720-300-9412

Howard S. Hamilton

Reg. 71224
Patent attorney

Jaffery Watson Hamilton & DeSanctis LLP

Castle Rock, CO · 80108

833-596-4529

Jeffrey Lynn Ihnen

Reg. 28957
Patent attorney

Jondle & Associates, P.C.

Castle Rock, CO · 80104-7901

303-799-6444

Charles Cobey Kinne

Reg. 31631
Patent attorney

Kinne IP Group

Castle Rock, CO · 80104

303-325-5254

Paul A Mendonsa

Reg. 42879
Patent attorney

Jaffery Watson Mendonsa & Hamilton

Castle Rock, CO · 80108

503-268-3663

Mark L Watson

Reg. 46322
Patent attorney

Jaffery Watson Mendonsa & Hamilton LLC

Castle Rock, CO · 80108

303-800-6678

Common questions

Do patent attorneys in Castle Rock 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 Castle Rock tend to track the broader Colorado legal market.
How many USPTO practitioners list a Castle Rock office?
8 USPTO-registered patent practitioners list a Castle Rock 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 Castle Rock practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A Castle Rock-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.
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