Registered patent attorney

Theodore A Chen

USPTO Reg. 40557

Firm

Calix Inc.

Address

3155 Olsen Dr

Suite 450

San Jose, CA, 95117

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Theodore A Chen

  • Is Theodore A Chen a registered patent attorney?

    Yes. Theodore A Chen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 40557). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Theodore A Chen located?

    Theodore A Chen's office is in San Jose, California (95117). Affiliated with Calix Inc..

  • What firm does Theodore A Chen work at?

    Theodore A Chen is listed as affiliated with Calix Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Theodore A Chen?

    Theodore A Chen's office phone (per the USPTO public roster) is 408-514-3000. 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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