Registered patent attorney
Walter B Welsh
Firm
Welsh IP Law LLC
Address
PO Box 1267
Darien, CT, 06820
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Darien, Connecticut
- Andrew P AdlerUSPTO Reg. 30987
- William J BohdanUSPTO Reg. 39614
- Richard S BullittUSPTO Reg. 30733
- Michael W GlynnUSPTO Reg. 27285
- Charles Joseph LaughonUSPTO Reg. 31389
- Thomas Joseph PerkowskiThomas J. Perkowski, Esq, P.C.
- Enrico ZordanUSPTO Reg. 69660
Frequently asked
Frequently asked about Walter B Welsh
Is Walter B Welsh a registered patent attorney?
Yes. Walter B Welsh is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 64424). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Walter B Welsh located?
Walter B Welsh's office is in Darien, Connecticut (06820). Affiliated with Welsh IP Law LLC.
What firm does Walter B Welsh work at?
Walter B Welsh is listed as affiliated with Welsh IP Law LLC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Walter B Welsh?
Walter B Welsh's office phone (per the USPTO public roster) is 203-321-6303. 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.