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:
Jul. 29, 2008
Filed:
Oct. 29, 2004
Andrew J. Ouderkirk, Woodbury, MN (US);
Paul S. Lugg, Woodbury, MN (US);
Olester Benson, Jr., Woodbury, MN (US);
Catherine A. Leatherdale, Saint Paul, MN (US);
William D. Joseph, Maplewood, MN (US);
Andrew J. Ouderkirk, Woodbury, MN (US);
Paul S. Lugg, Woodbury, MN (US);
Olester Benson, Jr., Woodbury, MN (US);
Catherine A. Leatherdale, Saint Paul, MN (US);
William D. Joseph, Maplewood, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method for fabricating an array of precisely shaped and located shaped elements utilizes a precisely shaped patterned abrasive to form channels in a workpiece. One or more patterned abrasives contact and abrade along one or more intersecting axes to define the shaped elements. The shaped elements may include optical elements, semiconductor elements, or both.