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:
Apr. 19, 2016
Filed:
Jun. 21, 2010
William Ward Merrill, White Bear Lake, MN (US);
Jeffery N. Jackson, Woodbury, MN (US);
Andrew T. Ruff, Mendota Heights, MN (US);
John A. Wheatley, Lake Elmo, MN (US);
Dennis L. Krueger, Hudson, WI (US);
William Ward Merrill, White Bear Lake, MN (US);
Jeffery N. Jackson, Woodbury, MN (US);
Andrew T. Ruff, Mendota Heights, MN (US);
John A. Wheatley, Lake Elmo, MN (US);
Dennis L. Krueger, Hudson, WI (US);
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Abstract
A roll of multilayer optical film is described. The roll includes a substantially uniaxially-oriented multilayer optical film, where at least one layer of the multilayer optical film has indices of refraction in a length direction and a thickness direction that are substantially the same, but substantially different from an index of refraction in a width direction.