Registered patent attorney
Roy Chamcharas
Firm
Klarquist Sparkman LLP
Address
One World Trade Center
121 SW Salmon Street, Suite 1600
Portland, OR, 97204
US
Phone
Registered as
Registered patent attorney
Other attorneys at Klarquist Sparkman LLP
- Francisco J AlmeidaUSPTO Reg. 78557 · Portland, OR
- Ryan L. FreiUSPTO Reg. 81119 · Portland, OR
- Lawrence Rodney FuranUSPTO Reg. 78499 · Portland, OR
- Michael P GirardUSPTO Reg. 38467 · Portland, OR
- Carsten C. GrellmannUSPTO Reg. 69774 · Portland, OR
- Kevin M HayesUSPTO Reg. 54158 · Portland, OR
- Ryan A HeckUSPTO Reg. 51795 · Portland, OR
- Joseph Thomas JakubekUSPTO Reg. 34190 · Portland, OR
Other patent attorneys in Portland, Oregon
- James R AbneyKolisch Hartwell, P.C.
- Adenike Adebola AdebiyiKlarquist Sparkman, LLP
- Mark D AllemanAlleman Hall & Tuttle LLP
- Khalid Sami H AlmukhaizeemLewis & Clark Law School
- Abdullah O. AlnajranPortland IP, LLC
- Brian D AltmanBonneville Power Admn
- Douglas G AndersonLeatherman Tool Group, Inc.
- Vincent H AndersonCompass IP Law PC
Frequently asked
Frequently asked about Roy Chamcharas
Is Roy Chamcharas a registered patent attorney?
Yes. Roy Chamcharas is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 61735). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Roy Chamcharas located?
Roy Chamcharas's office is in Portland, Oregon (97204). Affiliated with Klarquist Sparkman LLP.
What firm does Roy Chamcharas work at?
Roy Chamcharas is listed as affiliated with Klarquist Sparkman LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Roy Chamcharas?
Roy Chamcharas's office phone (per the USPTO public roster) is 503-473-0984. Verify availability and intake details directly with the firm before sending privileged materials.
Should I prepare anything before contacting a patent attorney?
Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.
Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.