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:
Jun. 13, 1978
Filed:
Jan. 23, 1974
Applicant:
Inventors:
Frank H Gillery, Allison Park, PA (US);
Jean P Pressau, Evans City, PA (US);
Robert E Kubichan, Tarentum, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
2041 / ;
Abstract
Transparent, electroconductive articles produced by cathode sputtering on refractory substrates, a metal from the group of elements having an atomic number from 48 to 51 and mixtures thereof, and preferably a controlled proportion of tin to indium, in a low pressure atmosphere containing a controlled amount of oxygen at a controlled substrate temperature within a temperature range of 400.degree. F. to a temperature at which the substrate becomes distorted or detrimentally affected, usually at or above 600.degree. F.