Registered patent agent
Calvin Choy
Address
445 S. Figueroa Street
Suite 2140
Los Angeles, CA, 90071
US
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Calvin Choy
Is Calvin Choy a registered patent attorney?
Calvin Choy is a registered patent agent (USPTO Registration Number 80526). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Calvin Choy located?
Calvin Choy's office is in Los Angeles, California (90071).
How do I contact Calvin Choy?
Calvin Choy's office phone (per the USPTO public roster) is 424-305-8306. 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.