Registered patent attorney

Adam V. Litteken

USPTO Reg. 72076

Firm

Ladas & Parry LLP

Address

224 S. Michigan Avenue, Suite 1600

Chicago, IL, 60604

US

Phone

Registered as

Registered patent attorney

Other attorneys at Ladas & Parry LLP

Other patent attorneys in Chicago, Illinois

Browse all Chicago patent attorneys →

Frequently asked

Frequently asked about Adam V. Litteken

  • Is Adam V. Litteken a registered patent attorney?

    Yes. Adam V. Litteken is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 72076). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Adam V. Litteken located?

    Adam V. Litteken's office is in Chicago, Illinois (60604). Affiliated with Ladas & Parry LLP.

  • What firm does Adam V. Litteken work at?

    Adam V. Litteken is listed as affiliated with Ladas & Parry LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Adam V. Litteken?

    Adam V. Litteken's office phone (per the USPTO public roster) is 312-427-1300. 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 17:54 EDT