F. W. Woolworth Co. v. Smith

STONE, Circuit Judge.

This is a suit for infringement of letters patent, Smith No. 1,431,336, relating to improvements in vanity cases. From a decree adjudging infringement, this appeal is brought.

The contention here is that the prior art narrowly restricts the validity of the patent and, so restricted, there is no infringement.

The patent here is not truly for a vanity case, but for a flexible container for a powder puff so constructed as to completely inclose and protect the puff when not in use, and capable of manipulation so that the puff may be used without removal from the case nor being…