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:
Sep. 14, 2021
Filed:
Oct. 02, 2017
Central Glass Company, Limited, Ube, JP;
Nobuyuki Nakai, Matsusaka, JP;
Yoshihiko Obara, Matsusaka, JP;
CENTRAL GLASS COMPANY, LIMITED, Ube, JP;
Abstract
A glass article includes a glass substrate, a colored film formed on one of main surfaces of the glass substrate, an uncoated portion where no colored film is formed which is present in part of the one of main surfaces or on an edge face of the glass substrate, a boundary between the colored film and the uncoated portion, and a film thickness varying portion where the colored film gradually tapers in thickness toward the boundary. The uncoated portion is visible in the glass article used as a window, the glass substrate has an absorbance in the wavelength range of 380 nm to 780 nm of 0.10 or lower per mm of thickness, and the glass article has a portion blue in color, gray in color, or pink in color where the colored film is formed.