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:
Jul. 05, 2022
Filed:
Jan. 05, 2017
Keio University, Tokyo, JP;
Tokyo Institute of Technology, Tokyo, JP;
Hideyuki Saya, Tokyo, JP;
Osamu Nagano, Tokyo, JP;
Kenji Tsuchihashi, Tokyo, JP;
Kentaro Suina, Tokyo, JP;
Nobuhiro Nishiyama, Tokyo, JP;
Hiroyasu Takemoto, Tokyo, JP;
Takahiro Nomoto, Tokyo, JP;
Makoto Matsui, Tokyo, JP;
Keishiro Tomoda, Tokyo, JP;
Naoki Yamada, Tokyo, JP;
Tsukasa Nishimori, Tokyo, JP;
Keio University, Tokyo, JP;
Tokyo Institute of Technology, Tokyo, JP;
Abstract
The present invention is directed to provide antitumor agent including water-soluble sulfasalazine as an active ingredient. Antitumor agents were obtained with, as the water-soluble sulfasalazine, a PEG-modified sulfasalazine represented by the following formula: wherein an average value of n is 4 or larger and 1136 or smaller.