Registered patent attorney

Feng Xu

USPTO Reg. 58230

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.

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