Registered patent agent

Stephen Chang Won Yoon

USPTO Reg. 72306

Firm

PARATUS LAW GROUP

Address

1765 Greensboro Station Place

Suite 320

Tysons Corner, VA, 22102

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Stephen Chang Won Yoon

  • Is Stephen Chang Won Yoon a registered patent attorney?

    Stephen Chang Won Yoon is a registered patent agent (USPTO Registration Number 72306). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Stephen Chang Won Yoon located?

    Stephen Chang Won Yoon's office is in Tysons Corner, Virginia (22102). Affiliated with PARATUS LAW GROUP.

  • What firm does Stephen Chang Won Yoon work at?

    Stephen Chang Won Yoon is listed as affiliated with PARATUS LAW GROUP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Stephen Chang Won Yoon?

    Stephen Chang Won Yoon's office phone (per the USPTO public roster) is 571-313-7556. 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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