Registered patent attorney
Chia-Yu Chang
Firm
Chia-Yu Chang @ Law, P.C.
Address
315 W. 70th Street
Suite 12L
New York, NY, 10023
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Chia-Yu Chang
Is Chia-Yu Chang a registered patent attorney?
Yes. Chia-Yu Chang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 56662). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Chia-Yu Chang located?
Chia-Yu Chang's office is in New York, New York (10023). Affiliated with Chia-Yu Chang @ Law, P.C..
What firm does Chia-Yu Chang work at?
Chia-Yu Chang is listed as affiliated with Chia-Yu Chang @ Law, P.C. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Chia-Yu Chang?
Chia-Yu Chang's office phone (per the USPTO public roster) is 212-769-1756. 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.