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:
Oct. 05, 1982
Filed:
Apr. 20, 1981
Applicant:
Inventors:
John W Robinson, Levittown, PA (US);
Grzegorz Kaganowicz, Princeton, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; E05D / ;
U.S. Cl.
CPC ...
427 39 ; 5120 / ;
Abstract
A method of preparing an abrasive silicon oxide coating on a substrate which includes glow discharging silane and N.sub.2 O in the presence of a substrate whereby a first silicon oxide layer having a refractive index of between about 1.0 and 1.2 as measured by ellipsometry is deposited. A second silicon oxide layer having a refractive index of between about 1.30 and 1.48 as measured by ellipsometry is glow discharge deposited onto the first layer.
Robinson, John. (1982). Method for obtaining an abrasive coating (U.S. Patent No. 4352836). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4352836
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile