Registered patent agent

Mary E H Campbell

USPTO Reg. 71850

Firm

California Institute of Technology

Address

1200 East California Boulevard

M/C 6-32

Pasadena, CA, 91125

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Mary E H Campbell

  • Is Mary E H Campbell a registered patent attorney?

    Mary E H Campbell is a registered patent agent (USPTO Registration Number 71850). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Mary E H Campbell located?

    Mary E H Campbell's office is in Pasadena, California (91125). Affiliated with California Institute of Technology.

  • What firm does Mary E H Campbell work at?

    Mary E H Campbell is listed as affiliated with California Institute of Technology on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Mary E H Campbell?

    Mary E H Campbell's office phone (per the USPTO public roster) is 626-818-1316. 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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