Registered patent attorney

John William KeplerIII

USPTO Reg. 30397

Address

440 Dielman Road

St Louis, MO, 63132

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John William Kepler

  • Is John William Kepler a registered patent attorney?

    Yes. John William Kepler is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 30397). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John William Kepler located?

    John William Kepler's office is in St Louis, Missouri (63132).

  • How do I contact John William Kepler?

    John William Kepler's office phone (per the USPTO public roster) is 314-791-0191. 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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