W. S. Shamban and Company Trademarks
ELASTOSEAL

ELASTOSEAL

Filed: June 28, 1963
Polytetrafluoroethylene Jacketed Elastomeric O-Rings
Owned by: W. S. Shamban and Company
Serial Number: 72172110

TURCITE

TURCITE

Filed: March 25, 1965
SELF-LUBRICATED BEARINGS
Owned by: W. S. Shamban and Company
Serial Number: 72215016

TUF-E-COAT

TUF-E-COAT

Filed: June 7, 1965
DRY LUBRICANT
Owned by: W. S. Shamban and Company
Serial Number: 72220563

ROTOLOC

ROTOLOC

Filed: April 1, 1983
Rubberized Anti-Slip Coating for Application to Sealing Devices to Prevent Relative Rotation Between Seal Elements
Owned by: W. S. Shamban and Company
Serial Number: 73419776

DUROLINER

DUROLINER

Filed: May 13, 1985
BEARINGS, NAMELY POLYMER BASED SLEEVE BEARINGS
Owned by: W. S. Shamban and Company
Serial Number: 73537234