GENEVA, April 27 -- TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED (35/F, Tencent Building, Kejizhongyi Road, Midwest District of Hi-Tech Park, Nanshan DistrictShenzhen, Guangdong 518057), 腾讯科技(深圳)有限公司 (中国广东省深圳市南山区高新区科技中一路腾讯大厦35层) filed a patent application (PCT/CN2025/116175) for "VIRTUAL CHESS PIECE MARKING METHOD AND APPARATUS, DEVICE, MEDIUM, AND PROGRAM PRODUCT" on Aug 21, 2025. With publication no. WO/2026/081663, the details related to the patent application was published on Apr 23, 2026...