MUMBAI, India, June 6 -- Intellectual Property India has published a patent application (202517046756 A) filed by Asahi Kasei Medical Co. Ltd., Tokyo, on May 15, for 'method for producing cell product, method for purifying cell product, method for suppressing decrease in membrane permeability of cell product, system for producing cell product, and system for purifying cell product.'
Inventor(s) include Matsuda, Shun; Sugiyama, Yuya; Saito, Yuta; and Nemoto, Honoka.
The application for the patent was published on June 6, under issue no. 23/2025.
According to the abstract released by the Intellectual Property India: "Provided is a method for producing a cell product, the method comprising obtaining a cell product by filtering a cell culture medium through a porous membrane, wherein: the porous membrane has a liquid contact surface having at least one selected from the group consisting of an aperture ratio of 57.5% or less, a pore diameter having a variation coefficient of 0.5 or less, and a pore diameter/fiber diameter of 1.3 or less; the liquid contact surface has at least one selected from the group consisting of a structural anisotropy of 0.97-1.03 and a long diameter/short diameter of a hole of 1.8 or less; and the shear stress due to the flow of the culture medium on the liquid contact surface is 4.0 N/m2 or less."
The patent application was internationally filed on Nov. 14, 2023, under International application No.PCT/JP2023/040994.
Disclaimer: Curated by HT Syndication.
