Registered patent attorney
Benjamin S Chang
Address
3133 3rd Ave
San Diego, CA, 92103
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in San Diego, California
- Anders T AannestadMorrison & Foerster LLP
- Rita A AbbatiUSPTO Reg. 50715
- James J AburtoUSPTO Reg. 58119
- Nathan C. AckermannUSPTO Reg. 84527
- Brian S AdamsQUALCOMM Incorporated
- Raj J AdvaniWilson, Sonsini, Goodrich, and Rosati
- Prem AdvaniUSPTO Reg. 52542
- Sejin Q AhnNeurocrine Biosciences, Inc.
Frequently asked
Frequently asked about Benjamin S Chang
Is Benjamin S Chang a registered patent attorney?
Yes. Benjamin S Chang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 56044). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Benjamin S Chang located?
Benjamin S Chang's office is in San Diego, California (92103).
How do I contact Benjamin S Chang?
Benjamin S Chang's office phone (per the USPTO public roster) is 866-285-2427. 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.