Registered patent agent
Ancheng Da
Address
207 E 21st St
APT 4D
New York, NY, 10010
US
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Ancheng Da
Is Ancheng Da a registered patent attorney?
Ancheng Da is a registered patent agent (USPTO Registration Number 81150). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Ancheng Da located?
Ancheng Da's office is in New York, New York (10010).
How do I contact Ancheng Da?
Ancheng Da's office phone (per the USPTO public roster) is 646-544-9592. 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.