Green v. Electric Vacuum Cleaner Co.

SIMONS, Circuit Judge.

The successful plaintiff in the present patent and trade-mark infringement controversy, is the largest manufacturer of vacuum cleaners in the country. The defendant who assails the decree below is engaged in the business of reconditioning and selling reconditioned or reconstructed vacuum cleaners and vacuum cleaner parts. The vacuum cleaner, as such, is not patented, but is an assembly of parts, some of which, in the plaintiff’s structures, are covered by patents which it owns, and there is here presented no issue as to their validity.

Patented parts alleged to have been…