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:
Dec. 23, 2003
Filed:
Nov. 05, 2002
Applicant:
Inventors:
Christian Kunert, Mainz, DE;
Johannes Roettgers, Gau-Algesheim, DE;
Roland Leroux, Stadecken-Elsheim, DE;
Peter Brix, Mainz, DE;
Assignee:
Schott Glas, Mainz, DE;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/091 ;
U.S. Cl.
CPC ...
C03C 3/091 ;
Abstract
The invention relates to a glass having the composition (in % by weight, based on oxide) SiO about 78.5-about 79.5, B O about 13.0-about 14.0, Al O about 2.0-about 3.0, Na O about 4.5-about 5.5, K O 0-about 0.6, which may be used in the production of thermal shock-resistant beverage containers, particularly teapots, coffee machine jugs and baby-milk bottles.