Registered patent agent
J David Barrans
Firm
Cassan Maclean IP Agency Inc.
Address
190 O'Connor St.
Suite 710
Ottawa, ON, K2P 2R3
CA
Phone
Registered as
Registered patent agent
Other attorneys at Cassan Maclean IP Agency Inc.
Other patent attorneys in Ottawa, ON
- Louis B AllardMBM Intellectual Property Agency
- Dilip C AndradeAndrade IP Service LLP
- Daniel M. AnthonySmart & Biggar
- Ariadni AthanassiadisKyma Professional Corporation
- James D. BakerMarks & Clerk Canada
- Salvatore F. BarbieriBennett Jones LLP
- Jerome P. BastienMoffat & Co.
- Susan D BeaubienCanadian International Trade Tribunal
Frequently asked
Frequently asked about J David Barrans
Is J David Barrans a registered patent attorney?
J David Barrans is a registered patent agent (USPTO Registration Number 58989). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is J David Barrans located?
J David Barrans's office is in Ottawa, ON (K2P 2R3). Affiliated with Cassan Maclean IP Agency Inc..
What firm does J David Barrans work at?
J David Barrans is listed as affiliated with Cassan Maclean IP Agency Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact J David Barrans?
J David Barrans's office phone (per the USPTO public roster) is 613-238-6404. 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.