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. 16, 2019
Filed:
Jun. 12, 2015
3m Innovative Properties Company, Minneapolis, MN (US);
Corning Incorporated, Corning, NY (US);
Brett J. Sitter, St. Paul, MN (US);
Marc D. Radcliffe, St. Paul, MN (US);
Thomas R. Hoffend, Jr., St. Paul, MN (US);
Daniel W. Hennen, St. Paul, MN (US);
Michael L. Steiner, St. Paul, MN (US);
Lan H. Liu, St. Paul, MN (US);
Jacques Gollier, Painted Post, NY (US);
James Andrew West, Painted Post, NY (US);
Ellen Marie Kosik Williams, Painted Post, NY (US);
3M Innovative Properties Company, St. Paul, MN (US);
Corning Incorporated, Corning, NY (US);
Abstract
Optical stacks including a grating structure that generates diffraction in two in-plane dimensions. The optical stacks may include two gratings, which may be one-directional or two-directional. The optical stacks are suitable for reducing sparkle in displays.