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:
Nov. 12, 2019
Filed:
Aug. 08, 2016
Fei Xiao, Beijing, CN;
Jie Ma, Beijing, CN;
Fei Xiao, Beijing, CN;
Hongjun Ren, Beijing, CN;
Wei Wang, Beijing, CN;
Hongtao Xu, Beijing, CN;
Meng Wang, Beijing, CN;
Lihui Zou, Beijing, CN;
Fei Ding, Beijing, CN;
Fei Su, Beijing, CN;
Other;
Abstract
The present invention relates to a spirocyclic indolone polyethylene glycol carbonate compound, a composition thereof, a preparation method therefor, and a use thereof as an anticancer drug due to the antitumor activity thereof. The structural formula of the spirocyclic indolone polyethylene glycol carbonate compound is shown below. The compound has excellent tumor inhibitory activity, water solubility, low toxicity, and can be used for intravenous injection.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile