H.K. PORTER COMPANY, INC. Trademarks
DELUGE

DELUGE

Filed: June 14, 1907
HOSE, MADE WHOLLY OR PARTLY OF RUBBER OR HAVING RUBBER INCORPORATED THEREWITH
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 71028114

KROMOR

KROMOR

Filed: July 20, 1960
DRY CHROME ORE MATERIAL USED FOR LEVELING AND LAYING BRICK AND ALSO AS A MATERIAL IN MAINTAINING FURNACES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72101203

SPEEDBUS

SPEEDBUS

Filed: September 14, 1960
ELECTRICAL BUSWAY DISTRIBUTION SYSTEMS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72104476

PORTOBOND

PORTOBOND

Filed: October 14, 1960
Brake Lining Bonding Segments
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72106432

"THE ENDURING FINISH"

Filed: October 14, 1960
PROTECTIVE COATINGS, INCLUDING PAINTS, VARNISHES, AND ENAMELS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72106433

PORTOBLOCKS

PORTOBLOCKS

Filed: February 13, 1961
Brake Blocks
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72113554

FIRMCAST

FIRMCAST

Filed: March 6, 1961
HYDRAULIC SETTING CASTABLE REFRACTORY
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72114996

PORTOBOND

PORTOBOND

Filed: March 8, 1961
Bonded Brake Shoes
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72115160

POWERFLEX GOLD STRIPE

POWERFLEX GOLD STRIPE

Filed: April 19, 1961
HOSE (FLUID CONDUIT)
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72118173

ALL-CLIMATE

ALL-CLIMATE

Filed: April 19, 1961
ELECTRICAL TAPE
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72118174

THRO-MATIC

THRO-MATIC

Filed: September 19, 1961
GAS OPERATED MECHANISMS FOR USE IN ACTUATING ELECTRICAL SWITCHES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72128209

METALTITE

METALTITE

Filed: December 21, 1961
REFRACTORY MORTAR
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72134489

METALPART

METALPART

Filed: December 21, 1961
REFRACTORY COATINGS USED TO COAT INGOT STOOLS, MOLDS, ETC. TO PREVENT MOLTEN METAL FROM ADHERING TO METAL
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72134490

CHALLENGER

CHALLENGER

Filed: May 14, 1962
PRUNING SHEARS, LOPPING SHEARS, HEDGE SHEARS, GRASS SHEARS AND GRASS SLASHERS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72144538

BLACKS ALL

BLACKS ALL

Filed: May 29, 1962
PAINT ENAMELS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72145729

SUPER FLATLUX

SUPER FLATLUX

Filed: March 7, 1963
WALL COATING IN THE NATURE OF PAINTS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72164171

DI-CRO-CUT

DI-CRO-CUT

Filed: March 29, 1963
HACK SAW BLADES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72165702

NEPCO

NEPCO

Filed: May 2, 1963
ELECTRICAL ROUGHING-IN MATERIALS-NAMELY, UNDERFLOOR DUCTS FOR ELECTRICAL WIRING AND COMPONENTS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72168029

SLAGMAG

SLAGMAG

Filed: May 9, 1963
DRY, SIZED, GRANULAR REFRACTORY PRODUCTS CONSISTING OF SEAWATER PERICLASE OF A HIGH MAGNESIA CONTENT
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72168533

RED-POLY

RED-POLY

Filed: June 20, 1963
Electrical Insulators
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72171481

LEC-TROL-FEED

LEC-TROL-FEED

Filed: June 20, 1963
Enclosed Trolley Busway System, Including Electrical Conducting Tracks, Trolleys, Coupling Sets, Insulators, Current Collector…
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72171482

FLAKEMASTER

FLAKEMASTER

Filed: August 7, 1963
WOOD CUTTING KNIVES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72174606

PORTERSITE

PORTERSITE

Filed: March 16, 1964
WOVEN AMOSITE SLIVERS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72188793

MOULDMASTER

MOULDMASTER

Filed: October 15, 1965
PLANER KNIVES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72230283

GOLD-STRIPE

GOLD-STRIPE

Filed: December 19, 1966
CONVEYOR BELTING COMPOSED OF COTTON AND SYNTHETIC FABRICS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72261101

MULTI-MOUNT

MULTI-MOUNT

Filed: July 29, 1968
PREPACKAGED ELECTRICAL SWITCHES AND MOUNTING AND OPERATING MECHANISMS THEREFOR
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72303822

PORTER RAM

PORTER RAM

Filed: August 15, 1968
PLASTIC REFRACTORY
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72305242

PORTODUCT

PORTODUCT

Filed: March 5, 1971
AIR CONDITIONING DUCTING
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72385640

CLEANGARD

CLEANGARD

Filed: December 11, 1972
ASBESTOS FABRIC
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 72443452

ULTRAFLEX

ULTRAFLEX

Filed: October 12, 1973
CORRUGATED DUCTING FOR VENTILATION SERVICE ONLY, CONSISTING OF FLEXIBLE FABRIC AND/OR PLASTIC TUBING HAVING AN INTERNAL…
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73003484

PORTER DOT 121

PORTER DOT 121

Filed: February 3, 1975
BRAKE BLOCKS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73043325

HEATGARD

HEATGARD

Filed: March 17, 1975
WOVEN ASBESTOS CONVEYOR BELTING
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73046932

FURNASCOTE

FURNASCOTE

Filed: June 7, 1976
GROUND REFRACTORY MATERIAL
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73089626

PORTER

PORTER

Filed: August 11, 1977
Industrial Blowers and Replacement Parts Therefor
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73137264

THERMOID

THERMOID

Filed: October 4, 1978
BRAKE LININGS, BLOCKS, DISCS, PADS AND SEGMENTS; AND CLUTCH LININGS, FACINGS AND DISCS FOR AUTOMOTIVE VEHICLES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73188095

THERMOID

THERMOID

Filed: October 4, 1978
BRAKE LININGS, BLOCKS, DISCS, PADS AND SEGMENTS; AND CLUTCH LININGS, FACINGS AND DISCS FOR AUTOMOTIVE VEHICLES
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73188096

PORTERCOAT

PORTERCOAT

Filed: February 8, 1979
Spring Wire Having a Metallic Coating Thereon
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73203153

DELSTAR80

DELSTAR80

Filed: November 16, 1979
Electrical Switches
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73239511

PORTOFLEX

PORTOFLEX

Filed: March 6, 1981
HOSE FOR WELDING AND LIKE APPARATUS
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73300020

PORTERCLEAN

PORTERCLEAN

Filed: May 25, 1984
Clutch Facings and Brake Blocks for Land Vehicles
Owned by: H.K. PORTER COMPANY, INC.
Serial Number: 73482181