Registered patent agent

David P Appenzeller

USPTO Reg. 81659

Firm

Adams Intellex, PLC

Address

2 Sycamore Lane

Essex Junction, VT, 05452

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about David P Appenzeller

  • Is David P Appenzeller a registered patent attorney?

    David P Appenzeller is a registered patent agent (USPTO Registration Number 81659). 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 P Appenzeller located?

    David P Appenzeller's office is in Essex Junction, Vermont (05452). Affiliated with Adams Intellex, PLC.

  • What firm does David P Appenzeller work at?

    David P Appenzeller is listed as affiliated with Adams Intellex, PLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David P Appenzeller?

    David P Appenzeller's office phone (per the USPTO public roster) is 802-233-6744. 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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