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. 10, 2018
Filed:
Sep. 11, 2015
Eurokera S.n.c., Chateau Thierry, FR;
Kamila Plevacova, Paris, FR;
Emmanuel Lecomte, Nesles la Montagne, FR;
CĂ©cile Jousseaume, Paris, FR;
Richard Di Caro, Paris, FR;
EUROKERA S.N.C., Chateau Thierry, FR;
Abstract
A transparent, colorless and non-scattering glass-ceramic plate of lithium aluminosilicate type and containing crystals of β-quartz structure, the chemical composition of which does not contain oxides of arsenic, of antimony and of neodymium, and includes the following constituents within the limits defined below, expressed as weight percentages: SiO55-75%; AlO12-25%; LiO 2-5%; NaO+KO 0-<2%; LiO+NaO+KO 0-<7%; CaO 0.3-5%; MgO 0-5%; SrO 0-5%; BaO 0.5-10%; CaO+BaO >1%; ZnO 0-5%; TiO≤1.9%; ZrO≤3%; TiO+ZrO>3.80%; SnO≥0.1%; SnO/(SnO+ZrO+TiO)<0.1.