Registered patent agent

Steven D Cheng

USPTO Reg. 77987

Firm

Xanadu Quantum Technologies Inc

Address

777 Bay Street Suite 2902

Toronto, ON, M5G 2C8

CA

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Steven D Cheng

  • Is Steven D Cheng a registered patent attorney?

    Steven D Cheng is a registered patent agent (USPTO Registration Number 77987). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Steven D Cheng located?

    Steven D Cheng's office is in Toronto, ON (M5G 2C8). Affiliated with Xanadu Quantum Technologies Inc.

  • What firm does Steven D Cheng work at?

    Steven D Cheng is listed as affiliated with Xanadu Quantum Technologies Inc on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Steven D Cheng?

    Steven D Cheng's office phone (per the USPTO public roster) is 416-304-9629. 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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