Registered patent attorney

J. Justin Lancaster

USPTO Reg. 43737

Firm

J. Justin Lancaster, Law Offices

Address

19 Middlesex St

Winchester, MA, 01890

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about J. Justin Lancaster

  • Is J. Justin Lancaster a registered patent attorney?

    Yes. J. Justin Lancaster is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 43737). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is J. Justin Lancaster located?

    J. Justin Lancaster's office is in Winchester, Massachusetts (01890). Affiliated with J. Justin Lancaster, Law Offices.

  • What firm does J. Justin Lancaster work at?

    J. Justin Lancaster is listed as affiliated with J. Justin Lancaster, Law Offices on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact J. Justin Lancaster?

    J. Justin Lancaster's office phone (per the USPTO public roster) is 617-688-2785. 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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