List of Preciosa (corporation) patents | 6 results

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent D688154 Stone for jewelry	Patent D688154 was granted and assigned to Preciosa (corporation) on August, 2013 by the United States Patent and Trademark Office.		Preciosa (corporation)	United States Patent and Trademark Office	D688154	August 20, 2013
‌ US Patent 10259998 Method of increasing the luminescence efficiency of titanium-doped oxide crystal	Patent 10259998 was granted and assigned to Preciosa (corporation) on April, 2019 by the United States Patent and Trademark Office.	Preciosa (corporation)	Preciosa (corporation)	United States Patent and Trademark Office	10259998	April 16, 2019
‌ US Patent 8877663 Crystal glass having refractive index higher than 1.53 without a content of compounds of lead, barium and arsenic	Patent 8877663 was granted and assigned to Preciosa (corporation) on November, 2014 by the United States Patent and Trademark Office.		Preciosa (corporation)	United States Patent and Trademark Office	8877663	November 4, 2014
‌ US Patent D691916 Stone for jewelry		Preciosa (corporation)	Preciosa (corporation)	United States Patent and Trademark Office	D691916	October 22, 2013
‌ US Patent D688155 Stone for jewelry	Patent D688155 was granted and assigned to Preciosa (corporation) on August, 2013 by the United States Patent and Trademark Office.		Preciosa (corporation)	United States Patent and Trademark Office	D688155	August 20, 2013
‌ US Patent 11987519 Glass ceramic material of a spinel type for the production of fashion jewellery and jewellery stones	Patent 11987519 was granted and assigned to Preciosa (corporation) on May, 2024 by the United States Patent and Trademark Office.	Preciosa (corporation)	Preciosa (corporation)	United States Patent and Trademark Office	11987519	May 21, 2024