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:
Jun. 13, 2017
Filed:
May. 18, 2016
Applicants:
Giorgio Trapani, Cambridge, MA (US);
Robert K. Tendler, Chestnut Hill, MA (US);
Inventors:
Giorgio Trapani, Cambridge, MA (US);
Robert K. Tendler, Chestnut Hill, MA (US);
Assignee:
Distributed Polarization Inc., Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01); G02C 7/12 (2006.01); G02C 7/02 (2006.01); G02B 1/04 (2006.01); C09D 11/12 (2006.01); G02C 7/10 (2006.01); B29D 11/00 (2006.01); B29K 29/00 (2006.01); B29L 9/00 (2006.01);
U.S. Cl.
CPC ...
G02C 7/12 (2013.01); B29D 11/00644 (2013.01); B29D 11/00923 (2013.01); G02B 1/041 (2013.01); G02C 7/105 (2013.01); B29K 2029/04 (2013.01); B29L 2009/00 (2013.01);
Abstract
A method for forming sunglass lenses with a predetermined optical gradient, namely a polarized gradient, or transmissivity gradient in which a gradient pattern is provided on an oriented sheet. The oriented sheet is incorporated into a lens to provide the lens with the associated gradient.