GENEVA, Oct. 5 -- ZHUHAI BEIHAI BIOTECH CO., LTD. filed a patent application (CN2026/084697) for “CAMPTOTHECIN-BASED DRUG CONJUGATE, AND PREPARATION METHOD THEREFOR AND USE THEREOF”. With publication no. WO/2026/200693, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: C07D 491/22
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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