Registered patent attorney

Karen M Zelle

USPTO Reg. 67555

Firm

Polsinelli PC

Address

100 S 4th Street

Suite 1000

St. Louis, MO, 63102

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Karen M Zelle

  • Is Karen M Zelle a registered patent attorney?

    Yes. Karen M Zelle is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 67555). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Karen M Zelle located?

    Karen M Zelle's office is in St. Louis, Missouri (63102). Affiliated with Polsinelli PC.

  • What firm does Karen M Zelle work at?

    Karen M Zelle is listed as affiliated with Polsinelli PC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Karen M Zelle?

    Karen M Zelle's office phone (per the USPTO public roster) is 314-552-6894. 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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