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:
Aug. 12, 2003
Filed:
Oct. 01, 2001
Applicant:
Inventors:
Jun Watanabe, Tokyo, JP;
Takanobu Itoh, Tokyo, JP;
Assignee:
Hoya Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 9/04 ; B05D 3/02 ; B05D 5/06 ;
U.S. Cl.
CPC ...
B32B 9/04 ; B05D 3/02 ; B05D 5/06 ;
Abstract
A coating composition that can be applied to a lens, a method of making the coating composition, and a coated lens comprising a cured coating composition of the invention are disclosed. The coating composition is produced by providing a mixture comprising metal oxide colloid particles and an organosilicon compound, and adding an acetylacetonate metal salt and an aliphatic amine to the mixture.