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:
Feb. 11, 2003
Filed:
Jan. 05, 2001
Applicant:
Inventors:
Robert L. Saxe, New York, NY (US);
Barry Fanning, Patchogue, NY (US);
Steven M. Slovak, Massapequa, NY (US);
Robert I. Thompson, late of Plainview, NY (US);
Assignee:
Research Frontiers Incorporated, Woodbury, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 9/14 ; G02B 2/600 ; G02F 1/17 ;
U.S. Cl.
CPC ...
F21V 9/14 ; G02B 2/600 ; G02F 1/17 ;
Abstract
A polyhalide light-polarizing material comprising a complex obtained by reacting: (a) elemental iodine; (b) a hydrohalide acid or an ammonium halide, alkali metal halide or alkaline earth metal halide; (c) a first compound capable of chelating hydrogen, ammonium or metal ions; and (d) a second compound comprising at least one chelating group present in the first compound and either (1) at least one group of the first compound is changed to a different group or (2) the second compound comprises at least one additional group.