Registered patent attorney

Eric D Cohen

USPTO Reg. 38110

Firm

Klintworth & Rozenblat IP LLP

Address

19 North Green Street

Chicago, IL, 60607

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Eric D Cohen

  • Is Eric D Cohen a registered patent attorney?

    Yes. Eric D Cohen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 38110). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Eric D Cohen located?

    Eric D Cohen's office is in Chicago, Illinois (60607). Affiliated with Klintworth & Rozenblat IP LLP.

  • What firm does Eric D Cohen work at?

    Eric D Cohen is listed as affiliated with Klintworth & Rozenblat IP LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Eric D Cohen?

    Eric D Cohen's office phone (per the USPTO public roster) is 773-570-3330. 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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