Imper Trademarks

IMPERVOIL
ELECTRICAL CABLES AND INSULATION AND COVERING MATERIALS FOR SAME
Expired  ·  June 4, 1951  ·  71614688  · 
IMPERVON
breathable cellulose substrate for wrapping and packaging of medical devices
Abandoned  ·  January 22, 2001  ·  76197430  · 
impervon
IMPERVON
breathable cellulose substrate for wrapping and packaging of medical devices
Abandoned  ·  January 22, 2001  ·  76197429  · 
impervon
IMPERVON
breathable cellulose substrate for wrapping and packaging of medical devices
Cancelled  ·  October 23, 2000  ·  76151975  · 
impervon
IMPERVOTAR
Soil binder for helicopter fields and airports
Cancelled  ·  November 22, 2002  ·  78188037  · 
IMPERVRON
[ non-metal and non-mechanical bearing seals for industrial machinery sold as a component of bearings ]
Cancelled  ·  November 16, 1992  ·  74331760  · 
IMPERVRON
bearing seals FOR INDUSTRIAL MACHINERY
Abandoned  ·  January 29, 1990  ·  74023615  · 
IMPERVRON
BEARING SEALS
Expired  ·  April 23, 1964  ·  72191863  ·