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:
Dec. 13, 2011
Filed:
Jul. 18, 2011
Applicants:
Mats Johansson, Linkoping, SE;
Jon Andersson, Vasteras, SE;
Jacob Sjolen, Fagersta, SE;
Inventors:
Assignee:
Seco Tools AB, Fagersta, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cutting tool insert is formed from a substrate selected from cemented carbide, cermet, ceramics, cubic boron nitride based material or high speed steel. The insert includes a hard and wear-resistant coating formed from laminar polycrystalline metal nitrides layers. The laminar polycrystalline metal nitrides layers have a repetitive form . . . A/B/A/C/A/B/A/C/ . . . with a total thickness of about 0.5 μm to about 5 μm.