Registered patent attorney

Sen Sam Li

USPTO Reg. 54271

Firm

Arnold and Porter

Address

555 Twelfth St NW

Washington, DC, 20004-1206

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Sen Sam Li

  • Is Sen Sam Li a registered patent attorney?

    Yes. Sen Sam Li is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 54271). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Sen Sam Li located?

    Sen Sam Li's office is in Washington, District of Columbia (20004-1206). Affiliated with Arnold and Porter.

  • What firm does Sen Sam Li work at?

    Sen Sam Li is listed as affiliated with Arnold and Porter on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sen Sam Li?

    Sen Sam Li's office phone (per the USPTO public roster) is 202-942-6519. 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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