Beijing, Dec. 25 -- Chinese Patent for Illumination Adjusting Fixer Convenient for Jewelry Appraisal has been issued to Jiangsu Vocational Institute of Commerce. This invention was developed by Zhao Li. The patent application number is CN202422424691U 20241009. The patent publication number is CN223272403 (U). International P..

Beijing, Dec. 22 -- State Intellectual Property Office of China has received Shenzhen Shuibei Shuke Supply Chain Man Co Ltd patent application for Three-dimensional Laser Welding Device Applied to Annular Gold Jewelry. Feng Shilian, Li Yixu and Li Yiqing developed the invention. The patent application number is CN202510502708..

Beijing, Dec. 22 -- Richemont International has submitted a patent application for Deformable Jewelry Article. This invention was developed by Moisy Romain and Kielbinski Matulin. The patent application number is CN20238073449 20230727. The patent publication number is CN120051224 (A). International Patent Classification code..

Alexandria, Dec. 19 -- U.S. Patent and Trademark Office has awarded a patent to Covenden Jacqueline Lorraine and Gauthier Brooklyn for Decorative Necklace Fitting System. The patent application number is US202318503493 20231107. The patent publication number is US12495871 (B2). International Patent Classification codes are A44C1..

Beijing, Dec. 19 -- State Intellectual Property Office of China has awarded a patent to Shenzhen Xinyuanchuang Design Dev Co Ltd for Pendant Bracelet Assembly with Replaceable Ornament. Li Yanli and Li Xiongkai developed the invention. The patent application number is CN202422533329U 20241021. The patent publication number is..

Beijing, Dec. 19 -- Maobaobao Ningbo Tech Co Ltd has secured a patent on Adjustable Pet Intelligent Wearable Necklace. Jin Xin, Wang Ruochen, Han Qi, Li Meiyan and Zhang Jipeng developed the invention. The patent application number is CN202422443698U 20241009. The patent publication number is CN223168927 (U). International Pa..