Munich, May 11 -- Cemayla LLC has filed a patent application for jewelry link. This invention was developed by Bugdaycay Elizabeth a. The patent application number is EP20220850307 20220728. The patent publication number is EP4362740 (A1). International Patent Classification codes are A44C11/00, A44C5/10, B21L11/00 and B21L5/..

Beijing, May 10 -- Guangzhou Jinruibao Jewelry has secured a patent on rotatable ring. Yu Lei developed the invention. The patent application number is CN202320976449U 20230425. The patent publication number is CN219762654 (U). International Patent Classification code is A44C9/00. The abstract released by State Intellectu..

Beijing, May 10 -- Xiamen Zhiqi Times Packaging Tech has received a patent for push rod type jewelry box structure. This invention was developed by Huang Yinping. The patent application number is CN202320503981U 20230316. The patent publication number is CN219762680 (U). International Patent Classification codes are A45C11/16..

Alexandria, May 8 -- K Kane has secured a patent on jewelry chain with movable alphanumeric character links. Kane Katherine developed the invention. The patent application number is US202318185640 20230317. The patent publication number is US11969062 (B2). International Patent Classification codes are A44C11/00, A44C13/00, A4..

Beijing, May 8 -- Guangdong Guohao Watch Ind Jewelry has been granted a patent for gold plating device for meter cover. This invention was developed by Li Jianhua. The patent application number is CN202320390760U 20230303. The patent publication number is CN219752465 (U). International Patent Classification codes are C25D17/0..

Beijing, May 8 -- Zhongshan Nanjia Photoelectric Tech has secured a patent on jewelry lamp. Su Zhongjuan developed the invention. The patent application number is CN202320945733U 20230424. The patent publication number is CN219756282 (U). International Patent Classification codes are F21V15/00, F21V19/00, F21V23/04 and F21V29..

Beijing, May 6 -- Hezhou Xuping Jewelry has obtained a patent for automatic water-soluble wax injection device for jewelry production. This invention was developed by Pan Xuping. The patent application number is CN202320942691U 20230424. The patent publication number is CN219746242 (U). International Patent Classification cod..