The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2019
Filed:
Dec. 11, 2013
Sicpa Holding SA, Prilly, CH;
China Banknote Sicpa Security Ink Co., Ltd., Beijing, CN;
Gebhard Ritter, Lausanne, CH;
Pierre Degott, Crissier, CH;
Xiang Li, Beijing, CN;
Fang Yuan, Beijing, CN;
SICPA HOLDING SA, Prilly, CH;
CHINA BANKNOTE SICPA SECURITY INK CO., LTD., Beijing, CN;
Abstract
Optically variable security threads or stripes to be incorporated into or onto security documents, relate to the field of the protection of value documents and value commercial goods against counterfeit and illegal reproduction. The security threads or stripes comprise a) an optically variable layer; b) a color constant layer having a color matching the color impression of the optically variable layer at a viewing angle; c) a holographic metallic layer; and d) and a transparent substrate, wherein the optically variable layer, the color constant layer and the holographic metallic layer are at least partially jointly visible from at least one side of the security thread or stripe.