Registered patent attorney

William R. Siegel

USPTO Reg. 62681

Firm

Pauley Petersen & Erickson

Address

2800 West Higgins Road, Suite 365

Hoffman Estates, IL, 60169

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about William R. Siegel

  • Is William R. Siegel a registered patent attorney?

    Yes. William R. Siegel is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 62681). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is William R. Siegel located?

    William R. Siegel's office is in Hoffman Estates, Illinois (60169). Affiliated with Pauley Petersen & Erickson.

  • What firm does William R. Siegel work at?

    William R. Siegel is listed as affiliated with Pauley Petersen & Erickson on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact William R. Siegel?

    William R. Siegel's office phone (per the USPTO public roster) is 847-490-1400. 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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