Patents by Inventor Marlyse Demartin Maeder
Marlyse Demartin Maeder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20240110072Abstract: The present invention relates to the field of security inks suitable for printing machine readable security features on substrate, security documents or articles as well as machine readable security feature made from said security inks, and security documents comprising a machine readable security feature made from said security inks. In particular, the invention provides security inks comprising one or more IR absorbing materials selected from the group consisting of crystal water-free iron(II) orthophosphates of the general formula Fe3(PO4)2 and having a graftonite crystal structure, crystal water-free iron(II) metal orthophosphates, crystal water-free iron(II) metal phosphonates, crystal water-free iron(II) metal pyrophosphates, crystal water-free iron(II) metal metaphosphates of the general formula FeaMetb(POc)d, wherein said security ink is an oxidative drying security ink, a UV-Vis curable security ink, a UV-Vis curable security ink or a combination thereof.Type: ApplicationFiled: December 14, 2023Publication date: April 4, 2024Inventors: Marlyse DEMARTIN MAEDER, Claude-Alain DESPLAND
-
Patent number: 11891527Abstract: The present invention relates to the field of security inks suitable for printing machine readable security features on substrate, security documents or articles as well as machine readable security feature made from said security inks, and security documents comprising a machine readable security feature made from said security inks. In particular, the invention provides security inks comprising one or more IR absorbing materials selected from the group consisting of crystal water-free iron(II) orthophosphates of the general formula Fe3(PO4)2 and having a graftonite crystal structure, crystal water-free iron(II) metal orthophosphates, crystal water-free iron(II) metal phosphonates, crystal water-free iron(II) metal pyrophosphates, crystal water-free iron(II) metal metaphosphates of the general formula FeaMetb(POc)d, wherein said security ink is an oxidative drying security ink, a UV-Vis curable security ink, a UV-Vis curable security ink or a combination thereof.Type: GrantFiled: February 19, 2019Date of Patent: February 6, 2024Assignee: SICPA HOLDING SAInventors: Marlyse Demartin Maeder, Claude-Alain Despland
-
Publication number: 20240018378Abstract: The present invention provides a UV-Vis radiation curable security ink for producing a security feature for securing value documents, wherein said security feature exhibits a blue color upon viewing in transmitted light and a metallic yellow color upon viewing in incident light. The UV-Vis radiation curable security ink comprises a cationically curable or a hybrid curable ink vehicle, and silver nanoplatelets bearing a surface stabilizing agent of general formula (I) wherein the residue RA is a C2-C4alkyl group substituted with a hydroxy group; the residue RB is selected from a C1-C4alkyl group, and a C2-C4alkyl group substituted with a hydroxy group; and Cat+ is an ammonium cation of general formula +NH2RCRD, wherein the residue RC is a C2-C4alkyl group substituted with a hydroxy group; and the residue RD is selected from a C1-C4alkyl group, and a C2-C4alkyl group substituted with a hydroxy group.Type: ApplicationFiled: November 9, 2021Publication date: January 18, 2024Inventors: Hervé PITTET, Marlyse DEMARTIN MAEDER, Patrick VEYA, Nikolay GRIGORENKO, Andre OSWALD
-
Publication number: 20230407116Abstract: The present invention provides a UV-Vis radiation curable security ink for producing a security feature for securing value documents, wherein said security feature exhibits a blue color upon viewing in transmitted light and a metallic yellow color upon viewing in incident light. The UV-Vis radiation curable security ink comprises a cationically curable or a hybrid curable ink vehicle, and silver nanoplatelets bearing a surface stabilizing agent of general formula (I) wherein the residue RA is a C2-C4alkyl group substituted with a hydroxy group; the residue RB is selected from a C1-C4 alkyl group, and a C2-C4alkyl group substituted with a hydroxy group; and Cat+ is a cation selected from the group consisting of Na+, K+, Cs+ and Rb+.Type: ApplicationFiled: November 9, 2021Publication date: December 21, 2023Inventors: Hervé PITTET, Marlyse DEMARTIN MAEDER, Patrick VEYA, Nikolay GRIGORENKO, Andre OSWALD
-
Publication number: 20230166551Abstract: The present invention provides a process for manufacturing a security feature for securing a value document, wherein said security feature exhibits a blue color upon viewing in transmitted light and a metallic yellow color upon viewing in Incident light. The manufacturing process comprises the following steps: a) printing a specific UV-Vis radiation curable ink on a transparent or partially transparent region of a substrate of a value document; b) heating the ink layer obtained at step a) at a temperature of about 55° C. to about 100° C. for at least one second so that the ink layer exhibits a metallic yellow color upon viewing in incident light; and c) UV-Vis curing the ink layer obtained at step b) to form the security feature.Type: ApplicationFiled: April 22, 2021Publication date: June 1, 2023Inventors: Hervé PITTET, Marlyse DEMARTIN MAEDER, Patrick VEYA, Nikolay GRIGORENKO, Andre OSWALD, Michelle RICHERT
-
Publication number: 20220219479Abstract: The present invention relates to the field of security inks suitable for printing machine readable security features on substrate, security documents or articles as well as machine readable security feature made from said security inks, and security documents comprising a machine readable security feature made from said security inks. In particular, the invention provides security inks comprising one or more IR absorbing materials wherein said security ink allows the production of a machine readable security feature having the following optical properties: a lightness L* equal to or higher than about 80, a chroma C* smaller than or equal to about 15 and a reflectance at 900 nm smaller than or equal to about 60%.Type: ApplicationFiled: May 26, 2020Publication date: July 14, 2022Inventors: Marlyse DEMARTIN MAEDER, Claude-Alain DESPLAND, Patrick VEYA
-
Publication number: 20210138823Abstract: The present invention relates to the field of security inks suitable for printing machine readable security features on substrate, security documents or articles as well as machine readable security feature made from said security inks, and security documents comprising a machine readable security feature made from said security inks. In particular, the invention provides security inks comprising one or more IR absorbing materials selected from the group consisting of crystal water-free iron(II) orthophosphates of the general formula Fe3(PO4)2 and having a graftonite crystal structure, crystal water-free iron(II) metal orthophosphates, crystal water-free iron(II) metal phosphonates, crystal water-free iron(II) metal pyrophosphates, crystal water-free iron(II) metal metaphosphates of the general formula FeaMetb(POc)d, wherein said security ink is an oxidative drying security ink, a UV-Vis curable security ink, a UV-Vis curable security ink or a combination thereof.Type: ApplicationFiled: February 19, 2019Publication date: May 13, 2021Inventors: Marlyse DEMARTIN MAEDER, Claude-Alain DESPLAND
-
Patent number: 8362130Abstract: Pasty ink for the engraved steel die printing process, having a viscosity value above 3 Pa·s, preferably above 5 Pa·s at 40° C., and comprising an infrared absorbing material, wherein said infrared absorbing material is a transition element compound whose IR-absorption is a consequence of electronic transitions within the d-shell of transition element atoms or ions.Type: GrantFiled: November 18, 2011Date of Patent: January 29, 2013Assignee: SICPA Holding SAInventors: Marlyse Demartin Maeder, Claude-Alain Despland, Edgar Mueller, Pierre Degott
-
Publication number: 20120065313Abstract: Pasty ink for the engraved steel die printing process, having a viscosity value above 3 Pa·s, preferably above 5 Pa·s at 40° C., and comprising an infrared absorbing material, wherein said infrared absorbing material is a transition element compound whose IR-absorption is a consequence of electronic transitions within the d-shell of transition element atoms or ions.Type: ApplicationFiled: November 18, 2011Publication date: March 15, 2012Applicant: SICPA HOLDING SAInventors: Marlyse DEMARTIN MAEDER, Claude-Alain DESPLAND, Edgar MÜLLER, Pierre DEGOTT
-
Patent number: 8080307Abstract: Pasty ink for the engraved steel die printing process, having a viscosity value above 3 Pa·s, preferably above 5 Pa·s at 40° C., and comprising an infrared absorbing material, wherein said infrared absorbing material is a transition element compound whose IR-absorption is a consequence of electronic transitions within the d-shell of transition element atoms or ions.Type: GrantFiled: November 16, 2006Date of Patent: December 20, 2011Assignee: SICPA Holding SAInventors: Marlyse Demartin Maeder, Claude-Alain Despland, Edgar Mueller, Pierre Degott
-
Publication number: 20080241492Abstract: Pasty ink for the engraved steel die printing process, having a viscosity value above 3 Pa·s, preferably above 5 Pa·s at 40° C., and comprising an infrared absorbing material, wherein said infrared absorbing material is a transition element compound whose IR-absorption is a consequence of electronic transitions within the d-shell of transition element atoms or ions.Type: ApplicationFiled: November 16, 2006Publication date: October 2, 2008Applicant: SICPA Holding S.A.Inventors: Marlyse Demartin Maeder, Claude-Alain Despland, Edgar Muller, Pierre Degott