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:
Aug. 02, 1977
Filed:
May. 05, 1976
Applicant:
Inventors:
Wilhelm Hermann, Roetgen, DT;
Horst Horster, Roetgen, DT;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B / ; E04B / ;
U.S. Cl.
CPC ...
52306 ; 52308 ; 52616 ; 52585 ;
Abstract
A thermal insulating glazing unit comprising a plurality of elongated evacuated sealed glass tubes arranged adjacent each other with their axes parallel, transverse to the light. The inner side of each of the glass tubes is covered by an infrared-reflecting coating.