The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 1978
Filed:
Dec. 23, 1976
Applicant:
Inventors:
Friedrich-Karl Koch, Krefeld, DT;
Christoph Sieber, Tangstedt Ortsteil Wilstedt, DT;
Horst Schmidt, Hamburg, DT;
Assignee:
Peltzer & Ehlers, Krefeld, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72356 ; 72354 ; 72377 ;
Abstract
A process for producing shaped bodies which are essentially hollow with particularly configured cavities at each end of the body. The process includes a unique step of simultaneously forming the final configured cavity at one end of the body and reducing the exterior diameter of the same end of the body.
Koch, Friedrich-Karl. (1978). Process of manufacturing shaped bodies by cold shaping (U.S. Patent No. 4078415). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4078415
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile