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:
Sep. 23, 2025
Filed:
Feb. 21, 2023
Applicant:
Uddeholms Ab, Hagfors, SE;
Inventors:
Magnus Tidesten, Hagfors, SE;
Eva Sjöqvist Persson, Hagfors, SE;
Magnus Brännbacka, Kristinehamn, SE;
Assignee:
UDDEHOLMS AB, Hagfors, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/02 (2006.01); B22F 1/00 (2022.01); B22F 9/08 (2006.01); C21D 1/25 (2006.01); C21D 1/32 (2006.01); C21D 6/00 (2006.01); C21D 6/02 (2006.01); C22C 33/02 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); B33Y 70/00 (2020.01);
U.S. Cl.
CPC ...
C22C 38/02 (2013.01); B22F 1/00 (2013.01); B22F 9/082 (2013.01); C21D 1/25 (2013.01); C21D 1/32 (2013.01); C21D 6/004 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 6/02 (2013.01); C22C 33/0285 (2013.01); C22C 38/001 (2013.01); C22C 38/04 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); B22F 2301/35 (2013.01); B33Y 70/00 (2014.12); C21D 2211/001 (2013.01); C21D 2211/004 (2013.01); C21D 2211/008 (2013.01);
Abstract
A plastic forming mold made from a stainless steel, having in weight % (wt. %): C 0.32-0.50, Si 0.1-1.0, Mn 0.1-0.8, Cr 11-14, Mo 1.8-2.6, V 0.35-0.70, N 0.05-0.19, optional elements, and a balance of Fe apart from impurities. The stainless steel is hardened and tempered and has a matrix comprising ≥90 vol. % martensite.