Slattery v. Johnson Motor Products Co.

ALSCHULER, Circuit Judge.

The action was for infringement of United States patent No. 1,438,560, to Slattery, for a repair link for automobile tire chains, to supply a simple, inexpensive link whereby, in ease one of the cross-chains of an anti-skid tire chain becomes broken, the severed ends may be quickly and easily united by the link for temporarily repairing the chain until a new cross-chain can be provided. The two claims of the patent are involved. They are:

“1. A repair link for the cross-chains of vehicle tires, composed of wire rod bent into two open loops, but with its ends parallel…