Potthoff v. Hanson & Van Winkle Co.

CROSS, District Judge.

The bill is founded upon reissue patent No. 11,624, issued August 3, 1897, to one Hans Alexander, assignor to Louis Potthoff. The original patent was No. 563,723. The defendants strenuously deny the title of the complainants to the reissued patent, and also its validity, both because of alleged irregularity in its issue and for want of invention in view of the prior art. As I íe*57-gard the case, however, it will be unnecessary to consider any of the defenses just suggested further than to say that, after a careful reading of the testimony relating to the prior art, it is…