Registered patent attorney
Michael T O'Brien
Address
12923 Huntercreek Rd
Des Peres, MO, 63131
US
Phone
Registered as
Registered patent attorney
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Frequently asked about Michael T O'Brien
Is Michael T O'Brien a registered patent attorney?
Yes. Michael T O'Brien is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 47830). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Michael T O'Brien located?
Michael T O'Brien's office is in Des Peres, Missouri (63131).
How do I contact Michael T O'Brien?
Michael T O'Brien's office phone (per the USPTO public roster) is 314-965-8052. 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.