Registered patent attorney

David Joel Zelner

USPTO Reg. 60143

Firm

McHale & Slavin, P.A.

Address

2855 PGA Boulevard

Palm Beach Gardens, FL, 33410

US

Phone

Registered as

Registered patent attorney

Other attorneys at McHale & Slavin, P.A.

Other patent attorneys in Palm Beach Gardens, Florida

Browse all Palm Beach Gardens patent attorneys →

Frequently asked

Frequently asked about David Joel Zelner

  • Is David Joel Zelner a registered patent attorney?

    Yes. David Joel Zelner is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 60143). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David Joel Zelner located?

    David Joel Zelner's office is in Palm Beach Gardens, Florida (33410). Affiliated with McHale & Slavin, P.A..

  • What firm does David Joel Zelner work at?

    David Joel Zelner is listed as affiliated with McHale & Slavin, P.A. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David Joel Zelner?

    David Joel Zelner's office phone (per the USPTO public roster) is 561-625-6575. 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.

build 4315ed5 · 2026-05-22 14:34 EDT