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:
May. 19, 2020
Filed:
Jun. 22, 2016
3m Innovative Properties Company, St. Paul, MN (US);
Justin P. Meyer, Oakdale, MN (US);
Martin B. Wolk, Woodbury, MN (US);
Thomas R. Hoffend, Jr., San Ramon, CA (US);
Steven J. McMan, Stillwater, MN (US);
Daniel W. Hennen, Cottage Grove, MN (US);
Evan L. Schwartz, Vadnais Heights, MN (US);
Michael Benton Free, Stillwater, MN (US);
Manoj Nirmal, St. Paul, MN (US);
Bing Hao, Woodbury, MN (US);
John F. Reed, North Oaks, MN (US);
Charles A. Marttila, Shoreview, MN (US);
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
Microoptical layers, glazing units including the microoptical layers, and transfer tapes that may be used to provide the microoptical layers are provided. The transfer tape includes a removable template layer having a structured surface, a backfill layer having a first surface disposed on at least a portion of the structured surface of the template layer, and a microstructured surface opposite the structured surface. The microstructured surface together with a layer disposed on the microstructured surface is an anisotropic diffuser.