Registered patent attorney

John A HamiltonIII

USPTO Reg. 48946

Firm

Law Office of John A. Hamilton

Address

4 Kimball Road

Hopkinton, MA, 01748

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about John A Hamilton

  • Is John A Hamilton a registered patent attorney?

    Yes. John A Hamilton is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 48946). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is John A Hamilton located?

    John A Hamilton's office is in Hopkinton, Massachusetts (01748). Affiliated with Law Office of John A. Hamilton.

  • What firm does John A Hamilton work at?

    John A Hamilton is listed as affiliated with Law Office of John A. Hamilton on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John A Hamilton?

    John A Hamilton's office phone (per the USPTO public roster) is 781-264-1914. 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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