Registered patent attorney

Sam G Niebrugge

USPTO Reg. 59324

Firm

Davis Graham & Stubbs LLP

Address

3400 Walnut St

Suite 700

Denver, CO, 80205

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Sam G Niebrugge

  • Is Sam G Niebrugge a registered patent attorney?

    Yes. Sam G Niebrugge is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 59324). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Sam G Niebrugge located?

    Sam G Niebrugge's office is in Denver, Colorado (80205). Affiliated with Davis Graham & Stubbs LLP.

  • What firm does Sam G Niebrugge work at?

    Sam G Niebrugge is listed as affiliated with Davis Graham & Stubbs LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sam G Niebrugge?

    Sam G Niebrugge's office phone (per the USPTO public roster) is 303-892-9400. 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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