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. 13, 1977
Filed:
Oct. 21, 1976
Applicant:
Inventor:
Helmut Daxinger, Wangs, CH;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
2041 / ; 427167 ; 428428 ; 427450 ;
Abstract
A light transmitting, absorbing coating is produced on a substrate by depositing by cathode sputtering alternate layers of silicon in an oxidizing residual gas atmosphere and chrome in a non-oxidizing residual gas atmosphere. The light transmitting layer comprises a substrate having a coating of a bluish-grey transmission color which comprises a plurality of alternate chrome and silicon dioxide layers with the thickness of the individual chrome layers being smaller than 10 nm.