Image Trademark
Filed: June 12, 1961
Railroad Hopper Car Door Frames, Hopper Car Door Locks, Covered Hopper Car Door Outlets, Railroad Freight Car [ Shock Control…
Owned by: Keystone Industries, Inc.
Serial Number: 72121831
DUOLOC
Filed: June 3, 1970
HOPPER DOOR LOCKS FOR RAILROAD HOPPER CARS
Owned by: Keystone Industries, Inc.
Serial Number: 72361581
MONOLOC
Filed: September 27, 1971
HOPPER DOOR LOCKS FOR RAILROAD HOPPER CARS
Owned by: Keystone Industries, Inc.
Serial Number: 72403673
PIED PIPER
Filed: March 7, 1972
ICE CREAM
Owned by: Keystone Industries, Inc.
Serial Number: 72417586
MARLENE
Filed: October 25, 1977
AUTOMOBILES
Owned by: Keystone Industries, Inc.
Serial Number: 73145837
KEY-GARD
Filed: July 9, 1992
elastomeric cushioning devices for railway cars; namely, draw gear stacks, draft gears, buffer springs, bumper stops, suspension…
Owned by: Keystone Industries, Inc.
Serial Number: 74292586
Image Trademark
Filed: August 28, 1992
railway car equipment; namely, air cylinders, cushioning units and gravity outlet gates; hydraulic cylinders for mining…
Owned by: Keystone Industries, Inc.
Serial Number: 74308517
VERSA SQUIRT
Hot melt adhesive dispenser
Owned by: Keystone Industries, Inc.
Serial Number: 78843044
