Polyurethane skate wheel with shaped foam core

Polyurethane tire and wheel assembly

Polyurethane tire filling material with plasticizer incorporated

Polyurethane tire sidewalls

Polyvinyl alcohol coating containing mica or glass for use on a

Porous tire tread and method of bonding discrete particles to fo

Porous Tread and method of making same

Portable tire air valve extender for use with stacked wheel sets

Portable tool for installing chains on vehicle wheels

Pre-pressurized in-line skate wheel

Pre-pressurized polyurethane skate wheel

Pre-shaped plastic reinforcing member and a tire encapsulating s

Precure tread for a new tire, and retread tires

Precure tread for retread tire

Precure tread for tire including surface and rear grooves

Precured tire tread for a truck tire and the method of assembly

Precured tire tread having sealing projection for a truck tire

Preformed plug-tire repair

Preparation for the sealing of tires with punctures,...

Preparation of starch reinforced rubber and use thereof in...