Registered patent attorney

Doris Johnson Hines

USPTO Reg. 34629

Firm

United States International Trade Commission

Address

500 E Street SW

Washington, DC, 20436

US

Phone

Registered as

Registered patent attorney

Other attorneys at United States International Trade Commission

Other patent attorneys in Washington, District of Columbia

Browse all Washington patent attorneys →

Frequently asked

Frequently asked about Doris Johnson Hines

  • Is Doris Johnson Hines a registered patent attorney?

    Yes. Doris Johnson Hines is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 34629). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Doris Johnson Hines located?

    Doris Johnson Hines's office is in Washington, District of Columbia (20436). Affiliated with United States International Trade Commission.

  • What firm does Doris Johnson Hines work at?

    Doris Johnson Hines is listed as affiliated with United States International Trade Commission on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Doris Johnson Hines?

    Doris Johnson Hines's office phone (per the USPTO public roster) is 202-412-1865. 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 17:55 EDT