International Patent: CRYSTAL OF 9,9-BIS[9-(2-HYDROXYETHOXY)-3-PHENANTHRYL] FLUORENE AND METHOD FOR PRODUCING SAME

GENEVA, July 2 -- HONSHU CHEMICAL INDUSTRY CO., LTD. filed a patent application (JP2025/043197) for “CRYSTAL OF 9,9-BIS[9-(2-HYDROXYETHOXY)-3-PHENANTHRYL] FLUORENE AND METHOD FOR PRODUCING SAME”. With publication no. WO/2026/134080, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: C07C 33/36

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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