Registered patent attorney

J Harold Nissen

USPTO Reg. 17283

Firm

Lackenbach Siegel

Address

One Chase Rd

Scarsdale, NY, 10583

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about J Harold Nissen

  • Is J Harold Nissen a registered patent attorney?

    Yes. J Harold Nissen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 17283). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is J Harold Nissen located?

    J Harold Nissen's office is in Scarsdale, New York (10583). Affiliated with Lackenbach Siegel.

  • What firm does J Harold Nissen work at?

    J Harold Nissen is listed as affiliated with Lackenbach Siegel on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact J Harold Nissen?

    J Harold Nissen's office phone (per the USPTO public roster) is 914-723-4300. 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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