Registered patent agent

James S. Siepierski

USPTO Reg. 64578

Address

117 S. Ellicott Street

Williamsville, NY, 14221

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about James S. Siepierski

  • Is James S. Siepierski a registered patent attorney?

    James S. Siepierski is a registered patent agent (USPTO Registration Number 64578). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is James S. Siepierski located?

    James S. Siepierski's office is in Williamsville, New York (14221).

  • How do I contact James S. Siepierski?

    James S. Siepierski's office phone (per the USPTO public roster) is 716-634-5192. 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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