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:
Apr. 14, 1998
Filed:
Feb. 06, 1997
Applicant:
Inventors:
Walter L Harmer, Arden Hills, MN (US);
Kwok-Lun Ho, Woodbury, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24D / ;
U.S. Cl.
CPC ...
51295 ; 51297 ; 51309 ; 451 28 ; 451 59 ;
Abstract
An abrasive article, and methods of making and using same, comprising an inorganic phosphate selected from the group consisting of an alkali metal metaphosphate, an alkaline earth metal metaphosphate, and a Group IIIA metal orthophosphate; the inorganic phosphate may be present in a peripheral coating layer of a coated abrasive article, or an abrasive slurry coating in a uniform thickness, or a structured abrasive article.