PERMA-PIPE
Filed: November 2, 1964
INSULATED UNDERGROUND CONDUIT SYSTEMS AND PORTIONS THEREFOR, INCLUDING PIPE AND INSULATION, LEAK DETECTOR SYSTEMS, AND PREFABRICATED…
Owned by: PERMA-PIPE, INC.
Serial Number: 72205315
GALVA-GARD
Filed: December 2, 1966
PREFABRICATED CONDUIT CONSISTING OF INSULATED PIPING SUPPORTED WITHIN AN OUTER CASING, AND CONDUIT ACCESSORIES
Owned by: PERMA-PIPE, INC.
Serial Number: 72259965
CHIL-GARD
Filed: October 23, 1969
PREFABRICATED CONDUIT
Owned by: PERMA-PIPE, INC.
Serial Number: 72341548
DOUBLE-PIPE
Filed: October 10, 1989
SECONDARY CONTAINMENT CASING FOR SERVICE PIPING FOR PREVENTING HAZARDOUS FLUIDS CARRIED IN THE SERVICE PIPING FROM ENTERING…
Owned by: PERMA-PIPE, INC.
Serial Number: 73830256
PAL-AT
Filed: November 20, 1989
ELECTRONIC DETECTION AND MAPPING APPARATUS FOR DETECTING LEAKS AND FOR SIGNALLING SUCH INFORMATION TO A REMOTE STATION
Owned by: PERMA-PIPE, INC.
Serial Number: 74003731
FLUIDWATCH
Filed: October 9, 1990
electronic detector for signalling the presence of a conductive liquid such as water in or near electronic equipment
Owned by: PERMA-PIPE, INC.
Serial Number: 74103894
DOUBLE QUIK
Filed: December 24, 1990
secondary contained piping system in which detectors may be installed for containing leaks in pipes comprising P-traps,…
Owned by: PERMA-PIPE, INC.
Serial Number: 74125981
HI GARD
Filed: May 29, 1992
prefabricated conduits; namely, metal carrier pipes, surrounded by insulation, encased in metal or plastic jackets
Owned by: PERMA-PIPE, INC.
Serial Number: 74279400
PROTHERM
Filed: March 11, 1998
Polyurethane insulated piping systems, for use above or below ground, for conveying hot and chilled water, cryogenic liquids…
Owned by: PERMA-PIPE, INC.
Serial Number: 75448530
AUTOTHERM
Filed: April 30, 1998
METALLIC PIPES; METALLIC FITTINGS, COUPLINGS, ANCHORS, ELBOWS, SEALS AND JOINTS FOR PIPES
Owned by: PERMA-PIPE, INC.
Serial Number: 75478162
PEX-GARD
NON-METAL INSULATED PIPES AND NON-METAL JACKETS, AND INSULATION FOR PIPES
Owned by: PERMA-PIPE, INC.
Serial Number: 76232416
XTRU-THERM
(Based on Use in Commerce) Metal insulated pipes; metal accessories, namely, end seals, end caps, sealing mechanisms for…
Owned by: PERMA-PIPE, INC.
Serial Number: 76265436
ULTRA-THERM
fiberglass clad steel conduit/pipe
Owned by: PERMA-PIPE, INC.
Serial Number: 76517891
AUTO-THERM
metal insulated pipe for underwater applications
Owned by: PERMA-PIPE, INC.
Serial Number: 77038014
