Patent Attorney
David R Preston
Reg. No. 38710
Active
Not accepting new clients
Firm
David R. Preston & Associates, APC
David R. Preston & Associates, APC
Location
San Diego, CA 92126
San Diego, CA 92126
Phone
858-724-0375 X 102
858-724-0375 X 102
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.