Convalex Trademarks

CONVALEX
Vacuum pump fluids for use in diffusion vacuum pumps
Registered  ·  April 13, 2007  ·  76675457  · 
convalex
CONVALEX
Pump fluid
Abandoned  ·  March 26, 1999  ·  75671082  · 
CONVALEX
HOSPITAL AND SURGICAL EQUIPMENT-NAMELY, INVALID WALKERS, MOBILE CHAIRS, COMMODES, SUPPORTING RAILS, BED RAILS, SHOWER CHAIRS, SERVING CARTS, AND STOOLS
Expired  ·  March 19, 1964  ·  72189039  · 
CONVALEX
HIGH BOILING OIL WITH AN ETHER BASE FOR USE IN DIFFUSION VACUUM PUMPS
Expired  ·  February 23, 1962  ·  72138470  ·