Registered patent agent

Donald E Marshall

USPTO Reg. 55430

Firm

Wolf & Samson PC

Address

One Boland Drive

West Orange, NJ, 07052

US

Phone

Registered as

Registered patent agent

Other patent attorneys in West Orange, New Jersey

Browse all West Orange patent attorneys →

Frequently asked

Frequently asked about Donald E Marshall

  • Is Donald E Marshall a registered patent attorney?

    Donald E Marshall is a registered patent agent (USPTO Registration Number 55430). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Donald E Marshall located?

    Donald E Marshall's office is in West Orange, New Jersey (07052). Affiliated with Wolf & Samson PC.

  • What firm does Donald E Marshall work at?

    Donald E Marshall is listed as affiliated with Wolf & Samson PC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Donald E Marshall?

    Donald E Marshall's office phone (per the USPTO public roster) is 973-325-1500. 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.

build 4315ed5 · 2026-05-22 17:29 EDT