Patent Attorney
Desmond P O'Sullivan
Reg. No. 67576
Active
Not accepting new clients
Firm
O'Sullivan IP Law
O'Sullivan IP Law
Location
SAN DIEGO, CA 92122
SAN DIEGO, CA 92122
Phone
619-890-5140
619-890-5140
Registration Type
ATTORNEY
ATTORNEY
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.