GENEVA, May 3 -- FENGFAN CO., LTD. (No. 8, Fuchang RoadJingxiu DistrictBaoding, Hebei 071057), 风帆有限责任公司 (中国河北省保定市竞秀区富昌路8号) filed a patent application (PCT/CN2025/141088) for "VENT PLUG FOR LEAD-ACID STORAGE BATTERY" on Dec 09, 2025. With publication no. WO/2026/086961, the details related to the patent application was published on Apr 30, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): ZHOU, Shengwen (No. 8, Fuchang RoadJingxiu Distr...