ROBERTSON, PAUL Trademarks
FIRELOCK
Filed: August 14, 1990
fire stop collars for collapsing plastic service lines or pipes when subject to heat, said collars carrying intumescent…
Owned by: ROBERTSON, PAUL
Serial Number: 74087642
FIRE-LOCK
Filed: September 11, 1995
metal pipe fittings, namely, fire stop collars for collapsing plastic service lines or pipes
Owned by: ROBERTSON, PAUL
Serial Number: 74727123
