Registered patent attorney

Dennis P Clarke

USPTO Reg. 22549

Firm

Dennis Clarke & Associates PLLC

Address

7422 Old Maple Square

McLean, VA, 22102

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in McLean, Virginia

Browse all McLean patent attorneys →

Frequently asked

Frequently asked about Dennis P Clarke

  • Is Dennis P Clarke a registered patent attorney?

    Yes. Dennis P Clarke is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 22549). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Dennis P Clarke located?

    Dennis P Clarke's office is in McLean, Virginia (22102). Affiliated with Dennis Clarke & Associates PLLC.

  • What firm does Dennis P Clarke work at?

    Dennis P Clarke is listed as affiliated with Dennis Clarke & Associates PLLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Dennis P Clarke?

    Dennis P Clarke's office phone (per the USPTO public roster) is 703-863-7480. 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 15:30 EDT