Registered patent attorney

David M Crompton

USPTO Reg. 36772

Address

1336 Grotto Street North

Saint Paul, MN, 55117

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about David M Crompton

  • Is David M Crompton a registered patent attorney?

    Yes. David M Crompton is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 36772). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David M Crompton located?

    David M Crompton's office is in Saint Paul, Minnesota (55117).

  • How do I contact David M Crompton?

    David M Crompton's office phone (per the USPTO public roster) is 651-470-4996. 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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