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:
Oct. 21, 2025
Filed:
Mar. 19, 2024
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Nozomi Tsukihara, Osaka, JP;
Haruyo Fukui, Osaka, JP;
Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); C23C 14/06 (2006.01);
U.S. Cl.
CPC ...
B23B 27/148 (2013.01); B23B 2228/105 (2013.01); C23C 14/0641 (2013.01);
Abstract
A cutting tool, comprising a substrate and a coating disposed on the substrate, wherein the coating comprises a first layer, the first layer is composed of AlTiCrSiAgN, and the a, the b, the c, and the d satisfy