Registered patent attorney

John A Doninger

USPTO Reg. 28293

Firm

Dart Industries Inc

Address

P.O. Box 779001

Orlando, FL, 32837

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John A Doninger

  • Is John A Doninger a registered patent attorney?

    Yes. John A Doninger is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 28293). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John A Doninger located?

    John A Doninger's office is in Orlando, Florida (32837). Affiliated with Dart Industries Inc.

  • What firm does John A Doninger work at?

    John A Doninger is listed as affiliated with Dart Industries Inc on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John A Doninger?

    John A Doninger's office phone (per the USPTO public roster) is 407-826-8297. 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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