Registered patent attorney

Matthew J Hierholzer

USPTO Reg. 53021

Firm

DLA Piper US LLP

Address

4365 Executize Drive, Suite 1100

San Diego, CA, 9212-2133

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Matthew J Hierholzer

  • Is Matthew J Hierholzer a registered patent attorney?

    Yes. Matthew J Hierholzer is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 53021). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Matthew J Hierholzer located?

    Matthew J Hierholzer's office is in San Diego, California (9212-2133). Affiliated with DLA Piper US LLP.

  • What firm does Matthew J Hierholzer work at?

    Matthew J Hierholzer is listed as affiliated with DLA Piper US LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Matthew J Hierholzer?

    Matthew J Hierholzer's office phone (per the USPTO public roster) is 858-638-6638. 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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