Bisyn Trademarks

BISYN
HIGH-POWER BIPOLAR SYNCHRONOUS RECTIFIERS
Cancelled  ·  July 19, 1985  ·  73549603  · 
BISYN
ASPHALTIC-RUBBER BUILDING MATERIALS, COMPANY EQUIPMENT
Abandoned  ·  June 3, 1985  ·  73541162  · 
BISYNC-48
COMPUTER HARDWARE-NAMELY, 4800 BIT PER SECOND MODEM
Expired  ·  May 17, 1971  ·  72392322  ·