Registered patent attorney
Duo Chen
Firm
Box Inc.
Address
4440 El Camino Real
Los Altos, CA, 94022
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Los Altos, California
- Jacob T AikinAikin & Gallant, LLP
- Farzad E AminiAikin & Gallant, LLP
- Jose J AparicioUSPTO Reg. 48837
- Shailendra C BhumralkarProsus Group
- D. Bommi BommannanConvergence Intellectual Property Law P.C.
- Roger S BorovoyUSPTO Reg. 20193
- Bruce E BusbyUSPTO Reg. 42374
- Nicholas CairnsUSPTO Reg. 64331
Frequently asked
Frequently asked about Duo Chen
Is Duo Chen a registered patent attorney?
Yes. Duo Chen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 54028). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Duo Chen located?
Duo Chen's office is in Los Altos, California (94022). Affiliated with Box Inc..
What firm does Duo Chen work at?
Duo Chen is listed as affiliated with Box Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Duo Chen?
Duo Chen's office phone (per the USPTO public roster) is 650-506-9076. 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.