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. 14, 2023
Filed:
Mar. 11, 2020
Chongqing Upgra Biotechnology Co., Ltd., Chongqing, CN;
Gaoquan Li, Chongqing, CN;
Dajun Li, Chongqing, CN;
Qian Zhang, Chongqing, CN;
Diedie Li, Chongqing, CN;
Chengzhi Gao, Chongqing, CN;
Yue Liu, Chongqing, CN;
Xiaoling Ding, Chongqing, CN;
Yusong Wei, Chongqing, CN;
Xiangwei Yang, Chongqing, CN;
Yongchen Peng, Chongqing, CN;
Jia Gao, Chongqing, CN;
Qiang Luo, Chongqing, CN;
Yanxia Heng, Chongqing, CN;
Mei Liu, Chongqing, CN;
Yuyang Yi, Chongqing, CN;
Xiafan Zeng, Chongqing, CN;
Tao Tu, Chongqing, CN;
Xiao Tang, Chongqing, CN;
Xi Liu, Chongqing, CN;
Jianhuan Li, Chongqing, CN;
Zhaojie Wang, Chongqing, CN;
Bin Wang, Chongqing, CN;
Jinping Wan, Chongqing, CN;
Mingyang Hou, Chongqing, CN;
Jiao Liu, Chongqing, CN;
Huiyu Chen, Chongqing, CN;
Jie Lou, Chongqing, CN;
Yue Yang, Chongqing, CN;
Yuanqiang Wang, Chongqing, CN;
CHONGQING UPGRA BIOTECHNOLOGY CO., LTD., Chongqing, CN;
Abstract
The present invention relates to the technical field of medicines, and relates to a polyethylene glycol conjugated drug, a preparation method therefor and the use thereof. In particular, the present invention relates to a polyethylene glycol conjugated drug as shown in formula I or a pharmaceutically acceptable salt thereof. The present invention also relates to a method for preparing the polyethylene glycol conjugated drug or the pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the polyethylene glycol conjugated drug or the pharmaceutically acceptable salt thereof, and the use thereof in the preparation of a drug.