Registered patent agent

Sang Won JOO

USPTO Reg. 76494

Firm

LRK Patent Law Frim

Address

1952 Gallows Road

Suite 200

Vienna, VA, 22182

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Sang Won JOO

  • Is Sang Won JOO a registered patent attorney?

    Sang Won JOO is a registered patent agent (USPTO Registration Number 76494). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Sang Won JOO located?

    Sang Won JOO's office is in Vienna, Virginia (22182). Affiliated with LRK Patent Law Frim.

  • What firm does Sang Won JOO work at?

    Sang Won JOO is listed as affiliated with LRK Patent Law Frim on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sang Won JOO?

    Sang Won JOO's office phone (per the USPTO public roster) is 703-854-1331. 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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