Registered patent attorney

Vasilios D Dossas

USPTO Reg. 30745

Firm

Niro, Haller and Niro

Address

181 W Madison Street

Suite 4600

Chicago, IL, 60602

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Vasilios D Dossas

  • Is Vasilios D Dossas a registered patent attorney?

    Yes. Vasilios D Dossas is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 30745). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Vasilios D Dossas located?

    Vasilios D Dossas's office is in Chicago, Illinois (60602). Affiliated with Niro, Haller and Niro.

  • What firm does Vasilios D Dossas work at?

    Vasilios D Dossas is listed as affiliated with Niro, Haller and Niro on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Vasilios D Dossas?

    Vasilios D Dossas's office phone (per the USPTO public roster) is 312-236-0733. 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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