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:
Oct. 16, 2012
Filed:
Feb. 23, 2010
Rodney K. Hehenberger, Lake Elmo, MN (US);
Rodney K. Hehenberger, Lake Elmo, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An electroluminescent article is described, wherein the article includes one or more electroluminescent structures, which may in some embodiments be discontinuous from each other. The article further includes one or more retroreflective structures and, optionally, a removable carrier film disposed over the electroluminescent structures and the retroreflective structures. In some embodiments, the retroreflective structures may be disposed at least partially in the light path capable of being emitted by one or more of the electroluminescent structures. Exemplary articles may, optionally, include connectors between electroluminescent structures that comprise conductive adhesive. Exemplary articles according to the present disclosure may be disposed in roll form. The present disclosure also includes methods for making such articles.