GENEVA, May 9 -- BEIJING EASPRING MATERIAL TECHNOLOGY CO., LTD. (Building 21, Zone 18 of ABP, No.188 South 4th Ring Road WestFengtai District, Beijing 100160), 北京当升材料科技股份有限公司 (中国北京市丰台区南四环西路188号总部基地18区21号) filed a patent application (PCT/CN2025/085074) for "POSITIVE ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE SHEET, BATTERY, AND ELECTRICAL DEVICE" on Mar 26, 2025. With publication no. WO/2026/091396, the details related to the patent application was published on May 07, 2026. ...