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. 29, 2008
Filed:
Dec. 09, 2003
Robert B. Nilsen, Mystic, CT (US);
William P. Rowland, Southington, CT (US);
Robert B. Nilsen, Mystic, CT (US);
William P. Rowland, Southington, CT (US);
Reflexite Corporation, Avon, CT (US);
Abstract
Optical structures and methods for manufacturing the same includes, in one embodiment, a substrate and a plurality of two-sided optical components disposed along the substrate. Each component includes optical microstructures on each side. At least a portion of one side of at least some of the components is air-backed and the other side of the at least some of the components is substantially wetted-out by a material. Retroreflective optical structures, threads, or fibers and manufacturing methods for forming same are also provided. Optical structures are provided that include a plurality of microstructures enclosed within an outer layer that is formed from a single substrate. An apparatus and method are also provided for forming an optical structure comprising injecting a material into a mold to form the optical structure, forming the optical structure into a desired geometric shape, and sealing ends of the optical structure.