Registered patent attorney

Mark D. Marrello

USPTO Reg. 69378

Firm

Imperium Patent Works, LLP

Address

P.O. Box 607

Pleasanton, CA, 94566

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Mark D. Marrello

  • Is Mark D. Marrello a registered patent attorney?

    Yes. Mark D. Marrello is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 69378). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Mark D. Marrello located?

    Mark D. Marrello's office is in Pleasanton, California (94566). Affiliated with Imperium Patent Works, LLP.

  • What firm does Mark D. Marrello work at?

    Mark D. Marrello is listed as affiliated with Imperium Patent Works, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Mark D. Marrello?

    Mark D. Marrello's office phone (per the USPTO public roster) is 925-862-9972. 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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