Japan, Sept. 16 -- USHIJIMA KAZUHIKO has got intellectual property rights for 'AGENT FOR CLEANING COFFEE STAINS ON CERAMIC FILTER.' Other related details are as follows:
Application Number: JP,2022-138014
Category (FI): C11D1/68
Stage: PROBLEM TO BE SOLVED: To provide an agent and method for efficiently cleaning coffee-derived stains on ceramic filter, the coffee-derived stains being stains of organic matter such as lipids, polysaccharides, proteins.SOLUTION: An agent for cleaning coffee stains on a ceramic filter comprises polysorbate, where the polysorbate is preferably polyoxyethylene sorbitan oleate (polysorbate 80).SELECTED DRAWING: None (Grant)
Filing Date: Aug. 31, 2022
Publication Date: March 13, 2023
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