Registered patent attorney

Leonid D Thenor

USPTO Reg. 39397

Address

PO Box 44966

Fort Washington, MD, 20749

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Fort Washington, Maryland

Browse all Fort Washington patent attorneys →

Frequently asked

Frequently asked about Leonid D Thenor

  • Is Leonid D Thenor a registered patent attorney?

    Yes. Leonid D Thenor is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 39397). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Leonid D Thenor located?

    Leonid D Thenor's office is in Fort Washington, Maryland (20749).

  • How do I contact Leonid D Thenor?

    Leonid D Thenor's office phone (per the USPTO public roster) is 202-550-2522. 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 22:02 EDT