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Gems & Jewelry

  |  Wed 14 Apr 2021

Alexandria, April 14 -- Everts Michelle K has been granted a patent for device, system and methods of use and production for preventing chains of a plurality of necklaces simultaneously worn by a user from entangling. Everts Michelle K and Everts Darrell K developed the invention. The patent application number is 16/620,601. The..

Gems & Jewelry

  |  Wed 14 Apr 2021

Alexandria, April 14 -- U.S. Patent and Trademark Office has awarded Drylyte SL a patent for use of H.Sub.2SO.sub.4 as an electrolyte in processes for smoothing and polishing metals by ion transport via free solids. Sarsanedas Millet Pau developed the invention. The patent application number is 16/874,314. The International Pate..

Gems & Jewelry

  |  Mon 12 Apr 2021

Beijing, April 12 -- Decent Gold Group has applied for Chinese patent for gold jewelry lifetime replacement management method. Chen Xianggan developed it. The patent application number is CN201810236105 20180321. The patent publication number is CN110298713 (A). International Patent Classification code is G06Q30/06. Cooperati..

Gems & Jewelry

  |  Sun 11 Apr 2021

Seoul, April 11 -- Lee Chang Ha has submitted a patent application for bracelet. The patent application number is KR20180036206 20180329. The patent publication number is KR20190114075 (A). International Patent Classification code is A44C5/04. Korean Intellectual Property Office has released the abstract. According to the ab..
 
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