Registered patent agent

Stephen V O'Brien

USPTO Reg. 33269

Address

6 Amherst Street

Holyoke, MA, 01040

US

Registered as

Registered patent agent

Other patent attorneys in Holyoke, Massachusetts

Browse all Holyoke patent attorneys →

Frequently asked

Frequently asked about Stephen V O'Brien

  • Is Stephen V O'Brien a registered patent attorney?

    Stephen V O'Brien is a registered patent agent (USPTO Registration Number 33269). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Stephen V O'Brien located?

    Stephen V O'Brien's office is in Holyoke, Massachusetts (01040).

  • 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.

build 4315ed5 · 2026-05-22 20:45 EDT