Registered patent agent

David J Harrison

USPTO Reg. 59514

Firm

Vory's, Sater, Seymour and Pease LLP

Patent Attorney

Address

700 Louisiana Street

Suite 4100

Houston, TX, 77002

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about David J Harrison

  • Is David J Harrison a registered patent attorney?

    David J Harrison is a registered patent agent (USPTO Registration Number 59514). 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 J Harrison located?

    David J Harrison's office is in Houston, Texas (77002). Affiliated with Vory's, Sater, Seymour and Pease LLP.

  • What firm does David J Harrison work at?

    David J Harrison is listed as affiliated with Vory's, Sater, Seymour and Pease LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David J Harrison?

    David J Harrison's office phone (per the USPTO public roster) is 713-558-7004. 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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