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. 10, 2022
Filed:
Feb. 10, 2020
Applicant:
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takumi Hatano, Yokohama Kanagawa, JP;
Assignee:
TOSHIBA TEC KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 15/20 (2006.01); G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); G03G 15/0865 (2013.01); G03G 15/2039 (2013.01);
Abstract
A toner comprises toner particles containing a colorant, non-crystalline polyester, and crystalline polyester. The crystalline polyester does not contain an esterification catalyst and has a melting point in a range of 80 to 110° C. A gel content of the toner particles is in the range of 4 to 11% by mass.