Registered patent attorney
Charlton Shen
Address
1927 SE Elliott Avenue
Portland, OR, 97214
US
Phone
Registered as
Registered patent attorney
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- Mark D AllemanAlleman Hall & Tuttle LLP
- Francisco J AlmeidaKlarquist Sparkman LLP
- Khalid Sami H AlmukhaizeemLewis & Clark Law School
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Frequently asked
Frequently asked about Charlton Shen
Is Charlton Shen a registered patent attorney?
Yes. Charlton Shen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 54442). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Charlton Shen located?
Charlton Shen's office is in Portland, Oregon (97214).
How do I contact Charlton Shen?
Charlton Shen's office phone (per the USPTO public roster) is 781-718-2114. 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.