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:
Jul. 14, 2009
Filed:
Apr. 20, 2007
Applicants:
Robert Prunchak, East Windsor, NJ (US);
Matthew Sgriccia, South Plainfield, NJ (US);
Inventors:
Robert Prunchak, East Windsor, NJ (US);
Matthew Sgriccia, South Plainfield, NJ (US);
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 8/02 (2006.01); C03C 8/00 (2006.01); C03C 8/24 (2006.01); C03C 8/22 (2006.01); C03C 8/14 (2006.01); C03C 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Frits, obscuration enamel compositions including frits and automotive windshields having obscuration enamel compositions applied thereto are described. According to one or more embodiments, the obscuration enamel composition comprises a paste component and a frit component having BiO, SiOand BOand being substantially free of NaO. In other embodiments, a reducing agent is included in the frit component. Obscuration enamels of some embodiments have a total solids content of at least 80% by weight.