Registered patent attorney
Raymond W Deppen
Address
219 Floral Way
O'Fallon, MO, 63368
US
Phone
Registered as
Registered patent attorney
Frequently asked
Frequently asked about Raymond W Deppen
Is Raymond W Deppen a registered patent attorney?
Yes. Raymond W Deppen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 64019). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Raymond W Deppen located?
Raymond W Deppen's office is in O'Fallon, Missouri (63368).
How do I contact Raymond W Deppen?
Raymond W Deppen's office phone (per the USPTO public roster) is 314-398-7638. 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.