Registered patent attorney

Darren R. Longo

USPTO Reg. 81542

Firm

NYS Office of the Attorney General

Address

350 Main St.

Suite 300-A

Buffalo, NY, 14202

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Darren R. Longo

  • Is Darren R. Longo a registered patent attorney?

    Yes. Darren R. Longo is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 81542). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Darren R. Longo located?

    Darren R. Longo's office is in Buffalo, New York (14202). Affiliated with NYS Office of the Attorney General.

  • What firm does Darren R. Longo work at?

    Darren R. Longo is listed as affiliated with NYS Office of the Attorney General on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Darren R. Longo?

    Darren R. Longo's office phone (per the USPTO public roster) is 716-853-8439. 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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