Registered patent attorney

Sangzi S Chen

USPTO Reg. 78439

Firm

3 Shape A/S, Patents Department

Address

Holmens Kanal 7

Copenhagen, 1060

DK

Phone

Registered as

Registered patent attorney

Frequently asked

Frequently asked about Sangzi S Chen

  • Is Sangzi S Chen a registered patent attorney?

    Yes. Sangzi S Chen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 78439). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • What firm does Sangzi S Chen work at?

    Sangzi S Chen is listed as affiliated with 3 Shape A/S, Patents Department on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sangzi S Chen?

    Sangzi S Chen's office phone (per the USPTO public roster) is 455-268-7296. 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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