Ruggles-Coles Engineering Co. v. McGann Engineering Co.

JOHNSON, District Judge.

Tbe bill of complaint charges tbe defendants with tbe infringement of letters patent No. 1,229,978, issued to William J. Kuntz on June 12,1917, for an improvement in drier beads, and assigned by him on June 22, 1920, to the Ruggles-Coles Engineering Company, plaintiff, and prays for an injunction and an accounting.

In their answer tbe defendants deny tbe plaintiff’s title to tbe patent in question and deny infringement. On tbe pleadings and evidence, three questions arise for disposition:

Eirst, tbe title to tbe patent in suit; secondly, infringement; and, thirdly, if…