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:
Jan. 25, 2011
Filed:
Feb. 23, 2007
Linda Ruth Pinckney, Corning, NY (US);
Jian-zhi Jay Zhang, Ithaca, NY (US);
Carl Franklin Cline, Danville, CA (US);
Linda Ruth Pinckney, Corning, NY (US);
Jian-Zhi Jay Zhang, Ithaca, NY (US);
Carl Franklin Cline, Danville, CA (US);
Corning Incorporated, Corning, NY (US);
Abstract
The invention is directed to transparent glass-ceramic materials for use in transparent armor systems. Applications include armor systems for ground vehicles and aircraft as well as personal protective equipment. The glass-ceramic materials according to the invention exhibit a ballistic limit vs. areal density line slope of 1.0 or greater, preferably 1.1 or greater and more preferably 1.2 or greater. The crystalline phase of the glass ceramic materials may include β-quartz, spinel, spinel solid solutions, mullite and phases known in the art to be transparent.