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:
Dec. 27, 1977
Filed:
Mar. 01, 1976
Don B Jugle, Penfield, NY (US);
Xerox Corporation, Stamford, CT (US);
Abstract
An improved developer mixture comprising from between about 0.3 and about 5.0 percent by weight of finely-divided colored toner particles blended with at least about 95 percent by weight of carrier particles having an average particle size of between about 30 and 1,000 microns. The carrier particles comprise a mixture of particles wherein from between about 99 percent and about 90 percent by weight of the carrier particles have an average diameter of approximately the same size, and wherein from about 1 percent to about 10 percent by weight of the carrier particles have an average diameter substantially larger than the other carrier particles. Electrostatographic imaging processes employing the developer mixtures are also disclosed.