Registered patent attorney

Stephen L. Hennessy

USPTO Reg. 71248

Firm

Milwaukee Tool

Address

13135 W. Lisbon Rd.

Brookfield, WI, 53005

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Stephen L. Hennessy

  • Is Stephen L. Hennessy a registered patent attorney?

    Yes. Stephen L. Hennessy is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 71248). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Stephen L. Hennessy located?

    Stephen L. Hennessy's office is in Brookfield, Wisconsin (53005). Affiliated with Milwaukee Tool.

  • What firm does Stephen L. Hennessy work at?

    Stephen L. Hennessy is listed as affiliated with Milwaukee Tool on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Stephen L. Hennessy?

    Stephen L. Hennessy's office phone (per the USPTO public roster) is 800-729-3878. 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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