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:
Jul. 01, 1986
Filed:
Jun. 25, 1982
Applicant:
Inventors:
Raymond-Yves Deroche, Thionville, FR;
Yves Bourdon, Heining les Bouzonville, FR;
Andre Faessel, Saint Nicolas en Foret, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ; B21D / ;
U.S. Cl.
CPC ...
72378 ; 72206 ;
Abstract
The steel rail is submitted to a tensile stress exceeding the conventional 0.2% offset yield strength of the steel, up to a stress value corresponding to a total plastic deformation of the whole rail.
Deroche, Raymond-Yves. (1986). Method for straightening a rail and straightened rail (U.S. Patent No. 4597283). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4597283
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile