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:
Jan. 20, 1981
Filed:
Mar. 05, 1979
Applicant:
Inventors:
Wolfgang Mehl, Geneva, CH;
Dieter Hendriks, Geneva, CH;
Assignee:
Sublistatic Holding SA, Glaris, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430107 ; 430106 ; 8470 ;
Abstract
An electrophotographic developer is composed of particles comprising magnetic cores which are coated with an organic substance and at least one dyestuff which passes into the vapour state at a temperature in the range of from 100.degree. to 220.degree. C. at atmospheric pressure.
Quick Actions:
Mehl, Wolfgang. (1981). Electrophotographic developers containing sublaminate dyes (U.S. Patent No. 4246331). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4246331
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