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:
Aug. 13, 2013
Filed:
Aug. 26, 2010
Timothy T. Beyer, Nuneaton, GB;
Brant A. Moegenburg, Baldwin, WI (US);
Mark A. Swanson, Ames, IA (US);
Schoen A. Schuknecht, Hudson, WI (US);
Charles R. Wald, Oakdale, MN (US);
Timothy T. Beyer, Nuneaton, GB;
Brant A. Moegenburg, Baldwin, WI (US);
Mark A. Swanson, Ames, IA (US);
Schoen A. Schuknecht, Hudson, WI (US);
Charles R. Wald, Oakdale, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A coated abrasive article () comprises a backing () having an abrasive coating () on one side, an attachment layer () on the other side of the backing, and a line of weakness () that does not penetrate the front face of the abrasive coating (). The line of weakness, which may be formed using a laser beam, comprises a through-cut () in the attachment layer () and perforations () in the backing (), and permits one part of the abrasive article () to be separated from another part. Alternatively, the abrasive article can be used in its original form.