Registered patent attorney
John Gibson Semmes
Firm
Law Offices John Gibson Semmes
Address
10220 River Road
Potomac, MD, 20854
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Potomac, Maryland
- Ariel L AtkinsonUSPTO Reg. 69995
- Jeffrey I ButvinikUSPTO Reg. 47467
- Jay M CantorUSPTO Reg. 19906
- Robert K CarpenterUSPTO Reg. 34794
- Anil ChaudhryUSPTO Reg. 62792
- Michael B ChernoffUSPTO Reg. 42408
- Oyvind DahleUSPTO Reg. 75239
- Saul ElbaumUSPTO Reg. 25486
Frequently asked
Frequently asked about John Gibson Semmes
Is John Gibson Semmes a registered patent attorney?
Yes. John Gibson Semmes is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 17635). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John Gibson Semmes located?
John Gibson Semmes's office is in Potomac, Maryland (20854). Affiliated with Law Offices John Gibson Semmes.
What firm does John Gibson Semmes work at?
John Gibson Semmes is listed as affiliated with Law Offices John Gibson Semmes on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John Gibson Semmes?
John Gibson Semmes's office phone (per the USPTO public roster) is 301-299-8775. 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.