Registered patent agent

John D Duncan

USPTO Reg. 48312

Firm

Scripps Laboratories

Address

6838 Flanders Dr

San Diego, CA, 92121

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about John D Duncan

  • Is John D Duncan a registered patent attorney?

    John D Duncan is a registered patent agent (USPTO Registration Number 48312). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is John D Duncan located?

    John D Duncan's office is in San Diego, California (92121). Affiliated with Scripps Laboratories.

  • What firm does John D Duncan work at?

    John D Duncan is listed as affiliated with Scripps Laboratories on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John D Duncan?

    John D Duncan's office phone (per the USPTO public roster) is 858-546-5800. 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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