Registered patent attorney

Karen Himmel Ohlfest

USPTO Reg. 58663

Firm

Schwegman, Lundberg & Woessner, P.A.

Address

1600 TCF Tower

121 South 8th Street

Minneapolis, MN, 55402

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Karen Himmel Ohlfest

  • Is Karen Himmel Ohlfest a registered patent attorney?

    Yes. Karen Himmel Ohlfest is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 58663). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Karen Himmel Ohlfest located?

    Karen Himmel Ohlfest's office is in Minneapolis, Minnesota (55402). Affiliated with Schwegman, Lundberg & Woessner, P.A..

  • What firm does Karen Himmel Ohlfest work at?

    Karen Himmel Ohlfest is listed as affiliated with Schwegman, Lundberg & Woessner, P.A. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Karen Himmel Ohlfest?

    Karen Himmel Ohlfest's office phone (per the USPTO public roster) is 612-373-6900. 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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