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:
May. 04, 1993
Filed:
Jul. 31, 1991
Applicant:
Inventors:
James L Maloney, Greensburg, PA (US);
William P Edwards, Ligonier, PA (US);
Mark S Rodney, Pittsburgh, PA (US);
Assignee:
Latrobe Steel Company, Latrobe, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148540 ; 148546 ; 148333 ; 148334 ; 420105 ; 420110 ; 420111 ;
Abstract
A modified H-13 hot work die steel in which impact toughness and thermal fatigue resistance is greatly improved. The steel consists of in weight %:
Maloney, James. (1993). Chromium hot work steel (U.S. Patent No. 5207843). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5207843
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile