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:
Apr. 26, 1977
Filed:
Aug. 09, 1976
Applicant:
Inventor:
Costas C Lagos, Danvers, MA (US);
Assignee:
GTE Sylvania Incorporated, Danvers, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313489 ; 313221 ; 313492 ; 313493 ;
Abstract
A fluorescent lamp has an electroconductive tin oxide transparent film on the inner surface of the lamp envelope and a protective coating of magnesium fluoride-titania thereover.
Quick Actions:
Lagos, Costas. (1977). Fluorescent lamp having conductive film and protective film therefor (U.S. Patent No. 4020385). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4020385
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile