Registered patent agent

Ann Huan-Yu Cheng

USPTO Reg. 69854

Address

545 Middlefield Drive Suite #180

Menlo Park, CA, 94025

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Ann Huan-Yu Cheng

  • Is Ann Huan-Yu Cheng a registered patent attorney?

    Ann Huan-Yu Cheng is a registered patent agent (USPTO Registration Number 69854). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Ann Huan-Yu Cheng located?

    Ann Huan-Yu Cheng's office is in Menlo Park, California (94025).

  • How do I contact Ann Huan-Yu Cheng?

    Ann Huan-Yu Cheng's office phone (per the USPTO public roster) is 650-543-1537. 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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