GENEVA, July 18 -- AIRQUALITY TECHNOLOGY (SHANGHAI) CO., LTD (Room 206, Floor 2, Building 4, No. 189, Fulian Second RoadBaoshan District, Shanghai 200000), 爱优特空气技术(上海)有限公司 (中国上海市宝山区富联二路189号4幢二层206室) filed a patent application (PCT/CN2024/132606) for "DUST-COLLECTING SHEET AND PURIFICATION APPARATUS" on Nov 18, 2024. With publication no. WO/2025/148521, the details related to the patent application was published on Jul 17, 2025.

Notably, the patent application was submitted under the International Patent Classification (...