Registered patent agent
Lei Gao
Address
18 King Street East
Suite 1400
Toronto, ON, M5C 1C4
CA
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Lei Gao
Is Lei Gao a registered patent attorney?
Lei Gao is a registered patent agent (USPTO Registration Number 79042). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Lei Gao located?
Lei Gao's office is in Toronto, ON (M5C 1C4).
How do I contact Lei Gao?
Lei Gao's office phone (per the USPTO public roster) is 647-858-9050. 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.