Lothrop v. Robertson

ROBB, Associate Justice.

Appeal from a decree in the Supreme Court of the District dismissing appellants’ bill filed under the provisions of section 4915, R. S. (tit. 35, U. S. C. § 63 [35 USCA § 63]).

Two patent applications are involved: No. 488260, filed July 28, 1921, for a process for making conical rollers used in roller hearings; and No. 5-30643, filed January 20,1922, for the roller produced by that process.

It is conceded that conical or taper roller bearings were not originated by appellant Lothrop. The claim is that he has devised a method by which rollers for such bearings may he…