Registered patent agent

Darrin W. Hopper

USPTO Reg. 69836

Firm

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Address

1101 K Street, NW, 10th Floor

Washington, DC, 20005

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Darrin W. Hopper

  • Is Darrin W. Hopper a registered patent attorney?

    Darrin W. Hopper is a registered patent agent (USPTO Registration Number 69836). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Darrin W. Hopper located?

    Darrin W. Hopper's office is in Washington, District of Columbia (20005). Affiliated with Sterne, Kessler, Goldstein & Fox P.L.L.C..

  • What firm does Darrin W. Hopper work at?

    Darrin W. Hopper is listed as affiliated with Sterne, Kessler, Goldstein & Fox P.L.L.C. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Darrin W. Hopper?

    Darrin W. Hopper's office phone (per the USPTO public roster) is 202-772-8630. 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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