Registered patent attorney
William L MartinJr
Address
P.O. Box 1390
Ponca City, OK, 74602-1390
US
Phone
Registered as
Registered patent attorney
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Frequently asked about William L Martin
Is William L Martin a registered patent attorney?
Yes. William L Martin is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 28442). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is William L Martin located?
William L Martin's office is in Ponca City, Oklahoma (74602-1390).
How do I contact William L Martin?
William L Martin's office phone (per the USPTO public roster) is 580-765-9915. 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.