Registered patent agent
Billy Y Lau
Address
486 N Vista Del Norte
Walnut, CA, 91789
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Walnut, California
- Austin T CairnsUSPTO Reg. 75991
- Eric W. ChangUSPTO Reg. 76511
- Mandana JafarinejadUSPTO Reg. 67974
- Michael A LuceroUSPTO Reg. 80683
- David Sangchoon ParkUSPTO Reg. 52094
- Mei Lin WongUSPTO Reg. 66408
- Hsueh-Li YangUSPTO Reg. 77978
Frequently asked
Frequently asked about Billy Y Lau
Is Billy Y Lau a registered patent attorney?
Billy Y Lau is a registered patent agent (USPTO Registration Number 40248). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Billy Y Lau located?
Billy Y Lau's office is in Walnut, California (91789).
How do I contact Billy Y Lau?
Billy Y Lau's office phone (per the USPTO public roster) is 626-922-5500. 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.