Patent Agent
Yu Hao P Chang
Reg. No. 70125
Active
Not accepting new clients
Firm
Sheppard, Mullin, Richter & Hampton LLP
Sheppard, Mullin, Richter & Hampton LLP
Location
San Diego, CA 92130
San Diego, CA 92130
Phone
626-807-6326
626-807-6326
Registration Type
AGENT
AGENT
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.