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:
Jan. 22, 2019
Filed:
May. 19, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Christopher J. Carter, Hinckley, GB;
Michael J. Annen, Hudson, WI (US);
Gordon A. Kuhnley, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24D 11/04 (2006.01); B24D 11/00 (2006.01);
U.S. Cl.
CPC ...
B24D 11/04 (2013.01); B24D 11/005 (2013.01); B24D 2203/00 (2013.01);
Abstract
Described herein is an improved abrasive material () in which the cutting performance is orientation-independent. The abrasive material () comprises an abrasive structure () including a plurality of elongate abrasive elements () aligned to be define a first open square. A plurality of pyramidal abrasive elements () arranged in a second open square are located within the first open square defined by the elongate elements ().