Registered patent attorney
Feng Xu
Firm
Fitzpatrick. Cella, Harper & Scinto
Address
30 Rockefeller Plaza
New York, NY, 10112-3800
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Feng Xu
Is Feng Xu a registered patent attorney?
Yes. Feng Xu is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 58230). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Feng Xu located?
Feng Xu's office is in New York, New York (10112-3800). Affiliated with Fitzpatrick. Cella, Harper & Scinto.
What firm does Feng Xu work at?
Feng Xu is listed as affiliated with Fitzpatrick. Cella, Harper & Scinto on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Feng Xu?
Feng Xu's office phone (per the USPTO public roster) is 212-218-2919. 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.