Registered patent attorney

Diana M Steel

USPTO Reg. 43153

Firm

Takeda California, Inc.

Address

9625 Towne Centre Drive

San Diego, CA, 92121

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Diana M Steel

  • Is Diana M Steel a registered patent attorney?

    Yes. Diana M Steel is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 43153). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Diana M Steel located?

    Diana M Steel's office is in San Diego, California (92121). Affiliated with Takeda California, Inc..

  • What firm does Diana M Steel work at?

    Diana M Steel is listed as affiliated with Takeda California, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Diana M Steel?

    Diana M Steel's office phone (per the USPTO public roster) is 619-930-8347. 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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