MUMBAI, India, Nov. 2 -- Intellectual Property India has published a patent application (202617097535 A) filed by Xizang Haisco Pharmaceutical Co. , Ltd. on August 12, 2026, for Crystalline Form Of Pde4b Inhibitor And Pharmaceutical Use Thereof.
Inventors include Gong, Zheng; Chen, Qingping; Ma, Jinyi; Jiang, Qi; Fan, Jiang; and Dou, Ying.
The application for the patent was published on October 30, 2026, under issue no. 44/2026.
Abstract: The present invention provides a PDE4B inhibitor compound as shown in formula (I) or a crystalline form of a pharmaceutically acceptable salt thereof, a preparation method therefor, a pharmaceutical composition thereof, and a pharmaceutical use thereof.
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