Patent Attorney
William J Cass
Reg. No. 41659
Active
Not accepting new clients
Firm
William J. Cass
William J. Cass
Location
Southwick, MA 01077
Southwick, MA 01077
Phone
860-306-0208
860-306-0208
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.