Registered patent attorney

Mark Charles Comtois

USPTO Reg. 46285

Firm

Duane Morris LLP

Address

505 9th Street, N.W.

Suite 1000

Washington, DC, 20004-2166

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Mark Charles Comtois

  • Is Mark Charles Comtois a registered patent attorney?

    Yes. Mark Charles Comtois is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 46285). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Mark Charles Comtois located?

    Mark Charles Comtois's office is in Washington, District of Columbia (20004-2166). Affiliated with Duane Morris LLP.

  • What firm does Mark Charles Comtois work at?

    Mark Charles Comtois is listed as affiliated with Duane Morris LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Mark Charles Comtois?

    Mark Charles Comtois's office phone (per the USPTO public roster) is 202-776-7800. 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.

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