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. 15, 2021
Filed:
Dec. 17, 2020
Applicant:
Gerald Treadway, Penngrove, CA (US);
Inventor:
Gerald Treadway, Penngrove, CA (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/04 (2006.01); C09D 4/06 (2006.01); G02B 1/14 (2015.01); B05D 3/06 (2006.01); G02B 1/12 (2006.01);
U.S. Cl.
CPC ...
C08G 77/04 (2013.01); B05D 3/067 (2013.01); C09D 4/06 (2013.01); G02B 1/12 (2013.01); G02B 1/14 (2015.01); B05D 2201/02 (2013.01); B05D 2518/10 (2013.01);
Abstract
A coating composition with a stable shelf-life for forming a transparent coating upon eyeglass lenses or other substrates having improved abrasion resistance and tintability. The composition comprising a silicone-based binder component, a curing agent component, and being substantially free of volatiles. The binder component comprises the partial hydrolysis product of an epoxy-functional alkoxysilane, a polyglycidylether, and an acrylic monomer. The curing agent component comprises a cationic photoinitiator and a free radical photoinitiator.