Registered patent agent

John M. Bannister

USPTO Reg. 83863

Firm

Brunet & Co.

Address

401 Bay Street, suite 1600

Toronto, ON, M5H 2Y4

CA

Phone

Registered as

Registered patent agent

Other patent attorneys in Toronto, ON

Browse all Toronto patent attorneys →

Frequently asked

Frequently asked about John M. Bannister

  • Is John M. Bannister a registered patent attorney?

    John M. Bannister is a registered patent agent (USPTO Registration Number 83863). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is John M. Bannister located?

    John M. Bannister's office is in Toronto, ON (M5H 2Y4). Affiliated with Brunet & Co..

  • What firm does John M. Bannister work at?

    John M. Bannister is listed as affiliated with Brunet & Co. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact John M. Bannister?

    John M. Bannister's office phone (per the USPTO public roster) is 647-478-9298. 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 16:44 EDT