Registered patent attorney
Yisun Song
Firm
Hunton and Williams
Address
1900 K Street, NW, Suite 1200
Washington, DC, 20006
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Yisun Song
Is Yisun Song a registered patent attorney?
Yes. Yisun Song is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44487). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Yisun Song located?
Yisun Song's office is in Washington, District of Columbia (20006). Affiliated with Hunton and Williams.
What firm does Yisun Song work at?
Yisun Song is listed as affiliated with Hunton and Williams on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Yisun Song?
Yisun Song's office phone (per the USPTO public roster) is 202-955-1966. 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.