Registered patent agent

Margaret C Harrington

USPTO Reg. 83718

Firm

Cooley LLP

Address

110 N. Wacker Drive

Suite 4200

Chicago, IL, 60606

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Margaret C Harrington

  • Is Margaret C Harrington a registered patent attorney?

    Margaret C Harrington is a registered patent agent (USPTO Registration Number 83718). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Margaret C Harrington located?

    Margaret C Harrington's office is in Chicago, Illinois (60606). Affiliated with Cooley LLP.

  • What firm does Margaret C Harrington work at?

    Margaret C Harrington is listed as affiliated with Cooley LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Margaret C Harrington?

    Margaret C Harrington's office phone (per the USPTO public roster) is 312-881-6426. 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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