Registered patent attorney

Hong Hao Ngoc Nguyen

USPTO Reg. 53386

Firm

Zwierzchowski & Ngyen

Attorneys at Law, A Professional Corp.

Address

3450 E. Spring Street

Suite 106

Long Beach, CA, 90806

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Hong Hao Ngoc Nguyen

  • Is Hong Hao Ngoc Nguyen a registered patent attorney?

    Yes. Hong Hao Ngoc Nguyen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 53386). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Hong Hao Ngoc Nguyen located?

    Hong Hao Ngoc Nguyen's office is in Long Beach, California (90806). Affiliated with Zwierzchowski & Ngyen.

  • What firm does Hong Hao Ngoc Nguyen work at?

    Hong Hao Ngoc Nguyen is listed as affiliated with Zwierzchowski & Ngyen on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Hong Hao Ngoc Nguyen?

    Hong Hao Ngoc Nguyen's office phone (per the USPTO public roster) is 562-432-6522. 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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