GENEVA, March 30 -- NINGBO XINJIE GAS APPLIANCE INDUSTRIAL CO., LTD. (Lianfeng Industrial Zone, Shiqi Street, Haishu DistrictNingbo, Zhejiang 315000), 宁波忻杰燃气用具实业有限公司 (中国浙江省宁波市海曙区石碶街道联丰工业区) filed a patent application (PCT/CN2023/119964) for "SELF-CLOSING GAS VALVE" on Sep 20, 2023. With publication no. WO/2025/059897, the details related to the patent application was published on Mar 27, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is ...