Registered patent agent

David I Ellingson

USPTO Reg. 66007

Firm

Design Insights LLC

Address

2541 Briggs Wood Road

Webster City, IA, 50595

US

Phone

Registered as

Registered patent agent

Frequently asked

Frequently asked about David I Ellingson

  • Is David I Ellingson a registered patent attorney?

    David I Ellingson is a registered patent agent (USPTO Registration Number 66007). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is David I Ellingson located?

    David I Ellingson's office is in Webster City, Iowa (50595). Affiliated with Design Insights LLC.

  • What firm does David I Ellingson work at?

    David I Ellingson is listed as affiliated with Design Insights LLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David I Ellingson?

    David I Ellingson's office phone (per the USPTO public roster) is 515-835-9763. 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 15:20 EDT