International Patent: FUSED RING COMPOUND AND ANTIBODY-DRUG CONJUGATE THEREOF, AND PREPARATION METHOD THEREFOR AND USE THEREOF

GENEVA, July 9 -- SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD. filed a patent application (CN2025/146665) for “FUSED RING COMPOUND AND ANTIBODY-DRUG CONJUGATE THEREOF, AND PREPARATION METHOD THEREFOR AND USE THEREOF”. With publication no. WO/2026/145440, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: A61K 47/65

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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