GENEVA, March 29 -- CHINA TOBACCO HENAN INDUSTRIAL CO., LTD. (No. 16 Yulin South Road, Zhengdong New DistrictZhengzhou, Henan 450000), 河南中烟工业有限责任公司 (中国河南省郑州市郑东新区榆林南路16号) filed a patent application (PCT/CN2025/101645) for "TESTING DEVICE AND TESTING METHOD FOR RESIDUAL SOLVENT IN CIGARETTE PACKAGING MATERIAL" on Jun 18, 2025. With publication no. WO/2026/061027, the details related to the patent application was published on Mar 26, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system,...