Registered patent attorney

Doyle B Johnson

USPTO Reg. 39240

Address

110 Hodges Dr.

Moraga, CA, 94556

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Doyle B Johnson

  • Is Doyle B Johnson a registered patent attorney?

    Yes. Doyle B Johnson is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 39240). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Doyle B Johnson located?

    Doyle B Johnson's office is in Moraga, California (94556).

  • How do I contact Doyle B Johnson?

    Doyle B Johnson's office phone (per the USPTO public roster) is 925-323-1074. 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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