Registered patent attorney

Ryan B Marsh

USPTO Reg. 57522

Firm

Marsh Professional Group

Address

PO Box 11883

Glendale, AZ, 85318

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Glendale, Arizona

Browse all Glendale patent attorneys →

Frequently asked

Frequently asked about Ryan B Marsh

  • Is Ryan B Marsh a registered patent attorney?

    Yes. Ryan B Marsh is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 57522). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Ryan B Marsh located?

    Ryan B Marsh's office is in Glendale, Arizona (85318). Affiliated with Marsh Professional Group.

  • What firm does Ryan B Marsh work at?

    Ryan B Marsh is listed as affiliated with Marsh Professional Group on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Ryan B Marsh?

    Ryan B Marsh's office phone (per the USPTO public roster) is 623-707-5736. 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.

build 4315ed5 · 2026-05-22 14:34 EDT