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. 28, 2026
Filed:
Sep. 13, 2021
Ntk Cutting Tools Co., Ltd., Komaki, JP;
NTK CUTTING TOOLS CO., LTD., Komaki, JP;
Abstract
A sintered body and cutting tool, the sintered body () including: a first hard particle () containing TiCN; a second hard particle () containing (Ti, M) (C, N); a third hard particle () including a core portion () containing TiCN, and a peripheral portion () enclosing the core portion () and containing (Ti, M) (C, N) each as main components; a particle () containing at least one of Al, Zr, and Si; and a binding phase () containing at least one of Co and Ni and at least one of Re and Ru, and has a thickness of not greater than 5 nm. The third hard particle () has, in the core portion (), a particle () containing at least one selected from Co, Ni, Re, and Ru, and has a dislocation () in each of the core portion () and the peripheral portion ().