Registered patent agent

Sumiyo Onda

USPTO Reg. 62166

Firm

Nixon Peabody LLP

Address

401 9th Street N.W.

Suite 900

Washington, DC, 20004-2128

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Sumiyo Onda

  • Is Sumiyo Onda a registered patent attorney?

    Sumiyo Onda is a registered patent agent (USPTO Registration Number 62166). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Sumiyo Onda located?

    Sumiyo Onda's office is in Washington, District of Columbia (20004-2128). Affiliated with Nixon Peabody LLP.

  • What firm does Sumiyo Onda work at?

    Sumiyo Onda is listed as affiliated with Nixon Peabody LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sumiyo Onda?

    Sumiyo Onda's office phone (per the USPTO public roster) is 202-585-8000. 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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