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. 13, 1998
Filed:
Aug. 15, 1996
Lawrence L Martin, Maplewood, MN (US);
David G O'Neill, Woodbury, MN (US);
Moses M David, Woodbury, MN (US);
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Abstract
An abrasive article having a sheet-like substrate having at least one major surface; an abrasive coating adhered to the at least one major surface of the substrate, wherein the abrasive coating comprises a plurality of abrasive particles and an organic binder medium; and, a hard carbon coating layer comprising a diamond-like carbon film. The hard carbon coating layer in the coated abrasive article can be provided as a top coat or, alternatively, as located between the abrasive coating and a covering layer based on an organic binder layer. The invention also pertains to a method of making such an abrasive article.