Registered patent attorney

Robert J Sinnema

USPTO Reg. 53599

Address

290 Mockingbird Rd.

Belgrade, MT, 59714

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Robert J Sinnema

  • Is Robert J Sinnema a registered patent attorney?

    Yes. Robert J Sinnema is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 53599). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Robert J Sinnema located?

    Robert J Sinnema's office is in Belgrade, Montana (59714).

  • How do I contact Robert J Sinnema?

    Robert J Sinnema's office phone (per the USPTO public roster) is 860-788-3612. 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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