Registered patent agent

Eugene J A Gierczak

USPTO Reg. 31690

Firm

Gardiner Roberts LLP

Address

Bay Adelaide Centre - East Tower

22 Adelaide Street West, Suite 3600

Toronto, ON, M5H 4E3

CA

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Eugene J A Gierczak

  • Is Eugene J A Gierczak a registered patent attorney?

    Eugene J A Gierczak is a registered patent agent (USPTO Registration Number 31690). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Eugene J A Gierczak located?

    Eugene J A Gierczak's office is in Toronto, ON (M5H 4E3). Affiliated with Gardiner Roberts LLP.

  • What firm does Eugene J A Gierczak work at?

    Eugene J A Gierczak is listed as affiliated with Gardiner Roberts LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Eugene J A Gierczak?

    Eugene J A Gierczak's office phone (per the USPTO public roster) is 416-865-2968. 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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