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:
Oct. 03, 1995
Filed:
Oct. 29, 1993
Applicant:
Inventors:
Louis D Hibbard, Eagan, MN (US);
Stanley B Collins, White Bear Lake, MN (US);
John D Haas, Woodbury, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B24D / ; B24D / ;
U.S. Cl.
CPC ...
51295 ; 451296 ; 451528 ; 451534 ; 451539 ;
Abstract
An abrasive article having a sheet-like structure having a major surface and having deployed in a fixed position thereon a plurality of abutting abrasive composites in an area spacing of at least 1,200 composites/cm.sup.2, each of the composites comprising a plurality of abrasive particles dispersed in a binder. The invention also relates to a method for reducing a surface finish of a workpiece surface using the abrasive article and a process for making the abrasive article of the invention.