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:
Jun. 07, 2005
Filed:
Apr. 30, 2002
Applicants:
Hiroyuki Matsumoto, Saitama, JP;
Katsunori Fujii, Kawaguchi, JP;
Yasuo Shirasaki, Saitama, JP;
Inventors:
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D011/00 ; C09D011/02 ; C07D221/18 ; B41J002/01 ;
U.S. Cl.
CPC ...
Abstract
The ink composition comprises as its coloring matter component a water-based magenta composition containing anthrapyridone compound represented by the formula ():wherein R represents hydrogen atom or methyl group; X represents phenyl group, phenoxy group or halogen atom; and n is an integer of 1 to 4, or salt thereof.
Matsumoto, Hiroyuki. (2005). Anthrapyridone compound, water-based magenta ink composition, and method of ink-jet recording (U.S. Patent No. 6902607). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6902607
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile