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:
Mar. 04, 1980
Filed:
Sep. 13, 1978
Applicant:
Inventors:
James E Mathers, Ulster, PA (US);
Ramon L Yale, Ulster, PA (US);
Assignee:
GTE Sylvania Incorporated, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
2523 / ;
Abstract
Y.sub.2 O.sub.3 :Eu red-emitting phosphor exhibits up to about 8 percent brightness increase upon cathode ray excitation and about 3 percent brightness increase upon UV excitation by the addition of about 250 parts per million of Mg(as MgO).
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Mathers, James. (1980). Y.sub.2 o.sub.3 :eu phosphor having increased brightness (U.S. Patent No. 4191662). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4191662
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile