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:
May. 25, 1993
Filed:
Feb. 25, 1992
Hiromitsu Shimazaki, Fukuoka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A magenta toner for electrophotography which comprises a binder resin and from 0.1 to 10 parts by weight of a colorant per 100 parts by weight of the binder resin. The colorant contain a mixture of from 40 to 60 parts by weight of a Rhodamine dye classified as C.I. Solvent Red 49 and, correspondingly, from 60 to 40 parts by weight of a pigment classified as C.I. Pigment Red 48. The toner may be mixed with a carrier to provide a two-component system. The toner has improved weatherability while keeping a good chromaticity.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile