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:
Feb. 06, 2001
Filed:
Apr. 16, 1999
Applicant:
Inventors:
Allan M. Fredholm, Avon, FR;
Claude Gille, Bougligny, FR;
Michel Grassi, La Ferte sous Jouarre, FR;
Pablo Vilato, Paris, FR;
Jean-Louis Viron, Grez sur Loing, FR;
Assignee:
Eurokera, Chateau-Thierry, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 2/3031 ; C03B 3/202 ; C03C 1/012 ;
U.S. Cl.
CPC ...
C03B 2/3031 ; C03B 3/202 ; C03C 1/012 ;
Abstract
The present invention relates to: a method of bending the perimeter of at least one opening (,) provided in a glass-ceramic precursor plate (,), said perimeter describing a closed curve without sharp angles; a method of manufacturing a glass-ceramic plate (,″) in which at least one opening (,) is provided, whose perimeter describing a closed curve without sharp angles is bent; novel glass-ceramic plates (,″), obtainable by implementing said manufacturing methods.