Slattery v. Godfrey

BUFFINGTON, Circuit Judge.

This case concerns the upkeep and uninterrupted use on running automobiles of anti-skid chains. The importance of such chains, their lessening the danger of automobile travel, the invention displayed in their development, their wide use, tlieir aggregate commercial value, and the space occupied by eases involving them as reported in patent decisions, all combine to evidence the important place they hold in automobile use. One type of such chains, commonly known as the Weed, entered the field of patent litigation in 1910, and the Putnam patent therefor was held valid…