Registered patent attorney

Jeffrey E. Lassen

USPTO Reg. 79561

Firm

Kilpatrick, Townsend and Stockton, LLP

Address

1400 Wewatta St

Suite 600

Denver, CO, 80202

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Jeffrey E. Lassen

  • Is Jeffrey E. Lassen a registered patent attorney?

    Yes. Jeffrey E. Lassen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 79561). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Jeffrey E. Lassen located?

    Jeffrey E. Lassen's office is in Denver, Colorado (80202). Affiliated with Kilpatrick, Townsend and Stockton, LLP.

  • What firm does Jeffrey E. Lassen work at?

    Jeffrey E. Lassen is listed as affiliated with Kilpatrick, Townsend and Stockton, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Jeffrey E. Lassen?

    Jeffrey E. Lassen's office phone (per the USPTO public roster) is 303-607-3253. 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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