Registered patent attorney

Leonard Cooper

USPTO Reg. 27625

Address

999 Grant Ave

Pelham, NY, 10803

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Pelham, New York

Browse all Pelham patent attorneys →

Frequently asked

Frequently asked about Leonard Cooper

  • Is Leonard Cooper a registered patent attorney?

    Yes. Leonard Cooper is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 27625). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Leonard Cooper located?

    Leonard Cooper's office is in Pelham, New York (10803).

  • How do I contact Leonard Cooper?

    Leonard Cooper's office phone (per the USPTO public roster) is 914-738-6276. 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 22:42 EDT