Image Trademark
Filed: March 20, 1978
ULTRA-HIGH MOLECULAR WEIGHT, HIGH DENSITY POLYETHYLENE SHEETS AND PREFORMED FORGINGS AND EXTRUSIONS SOLD TO THE MINING INDUSTRY…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73162750
SUPERPIPE
Filed: March 20, 1978
High Molecular Weight, High Density Polyethylene Pre Formed Forgings and Extrusions Sold to the Mining Industry
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73162751
Image Trademark
Filed: March 20, 1978
ULTRA-HIGH MOLECULAR WEIGHT, HIGH DENSITY POLYETHYLENE SHEETS AND PREFORMED FORGINGS AND EXTRUSIONS SOLD TO THE MINING INDUSTRY…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73162752
Image Trademark
Filed: March 20, 1978
ULTRA HIGH MOLECULAR WEIGHT, HIGH DENSITY POLYETHLENE SHEETS AND PRE FORMED FORGINGS AND EXTRUSIONS SOLD TO THE MINING INDUSTRY…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73162753
SUPER SLICK
Filed: March 20, 1978
ULTRA HIGH MOLECULAR WEIGHT, HIGH DENSITY POLYETHYLENE SHEETS AND PRE FORMED FORGINGS AND EXTRUSIONS SOLD TO THE MINING…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73162754
GRIPPER
Filed: December 18, 1980
Plastic Coupling for Use with Pipe and Pipe Fittings
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73290230
CERAMFLEX
Filed: October 28, 1985
SHEETS, BARS, AND OTHER ITEMS OF A PROPRIETARY FORMULATION OF A CERAMIC IMPREGNATED/FILLED SYNTHETIC RUBBER WHICH ARE APPLIED…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73565578
RG CONNECTOR
Filed: April 15, 1987
PLASTIC COUPLING CONNECTOR APPLIED TO FLEXIBLE THERMOPLASTIC PIPE FOR WATER AND SLURRY IN THE MINING INDUSTRY
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 73655298
MINALOY
Filed: December 11, 1992
sheets and pre-formed castings of ultra-high molecular weight, high density polyethylene for use in the coal mining industry…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74339251
GRIPPER
Filed: December 11, 1992
plastic coupling for use with pipe and pipe fittings
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74339252
Image Trademark
Filed: March 28, 1994
ultra high molecular weight, high density polyethylene sheets and pre-formed forgings and extrusions sold to the mining…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74505458
Image Trademark
Filed: March 28, 1994
ultra high molecular weight, high density polyethylene sheets and pre-formed forgings and extrusions sold to the mining…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74505459
SUPER SLICK
Filed: March 28, 1994
ultrahigh molecular weight, high density polyethylene sheets used in the mining industry
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74505460
Image Trademark
Filed: March 28, 1994
ultra high molecular weight, high density polyethylene sheets and pre-formed forgings and extrusions sold to the mining…
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74505472
SUPERPIPE
Filed: March 30, 1994
high molecular weight, high density polyethylene pre-formed forgings and extrusions sold to the mining industry
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 74509380
WD
Filed: August 9, 1997
spray nozzles
Owned by: WORKMAN DEVELOPMENTS, INC.
Serial Number: 75338038
