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:
Sep. 29, 2009
Filed:
May. 13, 2005
Jeffrey O. Emslander, Afton, MN (US);
John R. David, Stillwater, MN (US);
Ronald S. Steelman, Woodbury, MN (US);
Danny L. Fleming, Stillwater, MN (US);
Robert K. Galkiewicz, Roseville, MN (US);
Graham M. Clarke, Woodbury, MN (US);
Jeffrey O. Emslander, Afton, MN (US);
John R. David, Stillwater, MN (US);
Ronald S. Steelman, Woodbury, MN (US);
Danny L. Fleming, Stillwater, MN (US);
Robert K. Galkiewicz, Roseville, MN (US);
Graham M. Clarke, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The present application is related to substrates having light transmitting areas and light shielding areas. The application discloses methods of manufacturing the substrates, including modifying a light shielding layer be contact to a structured surface.