Registered patent agent

Jun Chen

USPTO Reg. 70340

Firm

ASML

Brion Technologies

Address

399 West Trimble Road

San Jose, CA, 95131

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Jun Chen

  • Is Jun Chen a registered patent attorney?

    Jun Chen is a registered patent agent (USPTO Registration Number 70340). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Jun Chen located?

    Jun Chen's office is in San Jose, California (95131). Affiliated with ASML.

  • What firm does Jun Chen work at?

    Jun Chen is listed as affiliated with ASML on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Jun Chen?

    Jun Chen's office phone (per the USPTO public roster) is 312-404-2708. 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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