Registered patent agent
Yu Hao P Chang
Firm
Sheppard, Mullin, Richter & Hampton LLP
Address
12275 El Camino Real
Suite 200
San Diego, CA, 92130
US
Phone
Registered as
Registered patent agent
Other attorneys at Sheppard, Mullin, Richter & Hampton LLP
- Bridgette A AgnessUSPTO Reg. 59596 · Los Angeles, CA
- Benjamin E BermanUSPTO Reg. 61507 · Palo Alto, CA
- Vinay BhupathyUSPTO Reg. 68037 · Los Angeles, CA
- James R BrueggemannUSPTO Reg. 28286 · Los Angeles, CA
- Gary Alan ClarkUSPTO Reg. 28060 · Los Angeles, CA
- Timothy P CremenUSPTO Reg. 50855 · Washington, DC
- James L DavisUSPTO Reg. 57325 · Menlo Park, CA
- Timothy L EppUSPTO Reg. 38768 · Costa Mesa, CA
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 Yu Hao P Chang
Is Yu Hao P Chang a registered patent attorney?
Yu Hao P Chang is a registered patent agent (USPTO Registration Number 70125). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Yu Hao P Chang located?
Yu Hao P Chang's office is in San Diego, California (92130). Affiliated with Sheppard, Mullin, Richter & Hampton LLP.
What firm does Yu Hao P Chang work at?
Yu Hao P Chang is listed as affiliated with Sheppard, Mullin, Richter & Hampton LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Yu Hao P Chang?
Yu Hao P Chang's office phone (per the USPTO public roster) is 626-807-6326. 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.