Stiffback Trademarks

STIFFBACK
automotive engine parts, namely timing chains
Cancelled  ·  July 24, 1995  ·  74705125  · 
STIFFBACK
Timing Chains for Internal Combustion Engines
Cancelled  ·  July 6, 1982  ·  73373090  · 
STIFFBACK
Stabilizers for Well Drill Strings; and Parts Thereof
Cancelled  ·  September 29, 1976  ·  73101466  ·