Registered patent agent

Yanjun Ma

USPTO Reg. 79360

Firm

DeWitt LLP

Madison Office

Address

25 W. Main Street, Suite 800

Madison, WI, 53703

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Yanjun Ma

  • Is Yanjun Ma a registered patent attorney?

    Yanjun Ma is a registered patent agent (USPTO Registration Number 79360). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Yanjun Ma located?

    Yanjun Ma's office is in Madison, Wisconsin (53703). Affiliated with DeWitt LLP.

  • What firm does Yanjun Ma work at?

    Yanjun Ma is listed as affiliated with DeWitt LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Yanjun Ma?

    Yanjun Ma's office phone (per the USPTO public roster) is 608-252-9200. 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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