Registered patent agent

Chang M Park

USPTO Reg. 71838

Address

13792 NW Henninger Lane

Portland, OR, 97229

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Chang M Park

  • Is Chang M Park a registered patent attorney?

    Chang M Park is a registered patent agent (USPTO Registration Number 71838). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Chang M Park located?

    Chang M Park's office is in Portland, Oregon (97229).

  • How do I contact Chang M Park?

    Chang M Park's office phone (per the USPTO public roster) is 971-404-4236. 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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