Registered patent agent

Martin D Hash

USPTO Reg. 59431

Firm

Hash Enterprises, Inc.

Address

400 W. Evergreen Blvd.

Vancouver, WA, 98660

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Martin D Hash

  • Is Martin D Hash a registered patent attorney?

    Martin D Hash is a registered patent agent (USPTO Registration Number 59431). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Martin D Hash located?

    Martin D Hash's office is in Vancouver, Washington (98660). Affiliated with Hash Enterprises, Inc..

  • What firm does Martin D Hash work at?

    Martin D Hash is listed as affiliated with Hash Enterprises, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Martin D Hash?

    Martin D Hash's office phone (per the USPTO public roster) is 360-750-0042. 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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