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. 04, 2025
Filed:
Jan. 08, 2020
Applicant:
Edgewell Personal Care Brands, Llc, Chesterfield, MO (US);
Inventors:
William Salvatore, Watertown, CT (US);
Yiming Xu, Milford, CT (US);
Assignee:
Edgewell Personal Care Brands, LLC, Chesterfield, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26B 21/58 (2006.01); B21D 53/60 (2006.01); B26B 21/40 (2006.01); B26B 21/56 (2006.01); C21D 1/18 (2006.01); C21D 6/00 (2006.01); C21D 9/18 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/22 (2006.01);
U.S. Cl.
CPC ...
B26B 21/58 (2013.01); B21D 53/60 (2013.01); B26B 21/4068 (2013.01); B26B 21/565 (2013.01); C21D 1/18 (2013.01); C21D 6/002 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 9/18 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/22 (2013.01);
Abstract
A razor blade has a first and a second portion. The first portion has a cutting edge at an exterior end and is angled relative to the second portion by a bending process. A bent region that can be arcuate is intermediate the first and second portions. The razor blade is manufactured from martensitic stainless steel being mostly iron and having (by weight): 0.40 to 0.60% C; 0.30 to 0.55% Si; 0.70 to 0.90% Mn; 13.0 to 14.0% Cr; 0.50 to 1.0% Mo; and 0.03 to 0.2%, more preferably 0.03-0.1% N.