Registered patent attorney
Patrick R. Colsher
Firm
Sherman & Sterling LLP
Address
599 Lexington Avenue
New York, NY, 10022
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Patrick R. Colsher
Is Patrick R. Colsher a registered patent attorney?
Yes. Patrick R. Colsher is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 74955). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Patrick R. Colsher located?
Patrick R. Colsher's office is in New York, New York (10022). Affiliated with Sherman & Sterling LLP.
What firm does Patrick R. Colsher work at?
Patrick R. Colsher is listed as affiliated with Sherman & Sterling LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Patrick R. Colsher?
Patrick R. Colsher's office phone (per the USPTO public roster) is 212-848-7708. 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.