Electric Vacuum Cleaner Co. v. P. A. Geier Co.

HAMILTON, Circuit Judge.

Appellant, Electric Vacuum Cleaner Company, Inc., appeals from an interlocutory decree holding valid and infringed claims 2, 3 and 4 of United States Letters Patent reissue 17852, granted October 28, 1930, to the appellee, The P. A. Geier Company, as assignee of Olo C. Willis, patentee. The reissue patent was granted upon application filed July 31, 1930, Serial Number 472093. The original patent No. 1,753,458 was dated April 8, 1930, and granted upon an application filed August 8, 1924, Serial Number 730837. Both the original and reissue patents were for improvements…