Registered patent attorney

Joseph D Yao

USPTO Reg. 34284

Firm

Exxon Mobil Corporation

Address

3225 Gallows Road

Fairfax, VA, 22037

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Joseph D Yao

  • Is Joseph D Yao a registered patent attorney?

    Yes. Joseph D Yao is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 34284). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Joseph D Yao located?

    Joseph D Yao's office is in Fairfax, Virginia (22037). Affiliated with Exxon Mobil Corporation.

  • What firm does Joseph D Yao work at?

    Joseph D Yao is listed as affiliated with Exxon Mobil Corporation on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Joseph D Yao?

    Joseph D Yao's office phone (per the USPTO public roster) is 703-846-6596. 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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