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:
Apr. 16, 2019
Filed:
Mar. 07, 2017
Applicants:
Toshiyuki Kabata, Kanagawa, JP;
Hiroyuki Shimada, Tokyo, JP;
Takeshi Shibuya, Shizuoka, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01); G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08782 (2013.01); G03G 15/2014 (2013.01);
Abstract
An ester wax is provided. The ester wax includes a long-chain aliphatic ester represented by the following formula:R—COO—R'wherein R represents an alky group having 13 to 23 carbon atoms and R′ represents an alkyl group having 18 to 22 carbon atoms. The ester wax further includes an aliphatic alcohol having 18 to 22 carbon atoms in an amount less than 3% by mass based on a total mass of the ester wax.