Registered patent agent

David Roy Pressman

USPTO Reg. 21104

Address

1661 Pine St.

Unit 826

San Francisco, CA, 94109-0409

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about David Roy Pressman

  • Is David Roy Pressman a registered patent attorney?

    David Roy Pressman is a registered patent agent (USPTO Registration Number 21104). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is David Roy Pressman located?

    David Roy Pressman's office is in San Francisco, California (94109-0409).

  • How do I contact David Roy Pressman?

    David Roy Pressman's office phone (per the USPTO public roster) is 415-447-5455. 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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