Registered patent agent
Chung L Feng
Address
129 Eldridge Ave
Mill Valley, CA, 94941
US
Phone
Registered as
Registered patent agent
Frequently asked
Frequently asked about Chung L Feng
Is Chung L Feng a registered patent attorney?
Chung L Feng is a registered patent agent (USPTO Registration Number 29793). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Chung L Feng located?
Chung L Feng's office is in Mill Valley, California (94941).
How do I contact Chung L Feng?
Chung L Feng's office phone (per the USPTO public roster) is 415-380-8722. 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.