Patents by Inventor Ravi Renduchintala

Ravi Renduchintala 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).

Ink-jet recording medium with an opaque or semi-opaque layer coated thereon, method for recording an image, and a recorded medium with at least one layer rendered clear or semi-opaque

Patent number: 6936316

Abstract: The present invention features a multi-layer ink-jet recording medium, suitable for recording images with dye and pigmented inks and thereby providing light-emitting, reflective, glossy, metallic-looking or holographic images, comprising a substrate coated with at least two layers comprising: (a) a first transparent ink-receptive layer comprising a polymeric binder and a cross-linker and optionally having a plasticizer and pigment particles such as alumina and silica coated over the substrate, wherein the cross-linker comprises and azetidinium polymer or a salt thereof, and/or a polyfunctinal aziridine or a salt thereof or a polyfunctional oxazoline or a salt thereof; and (b) a second ink-receptive layer comprising an opaque or semi-opaque coating composition, wherein the opaque or semi-opaque coating composition is capable of accepting a printed image and thereby becoming semi transparent or clearly transparent from application of ink-jet printing ink or similar inks, while presenting a light-emitting, re

Type: Grant

Filed: December 9, 2002

Date of Patent: August 30, 2005

Inventors: Asutosh Nigam, Ravi Renduchintala
Ink-jet recording medium with at least two layers coated upon a substrate, method for recording a water-resistant image on the medium using an ink-jet printer and the recorded medium thereof

Publication number: 20040202832

Abstract: The present invention features an inkjet recording medium suitable for recording images with dye and pigmented inks, comprising a substrate coated with at least two layers comprising:

Type: Application

Filed: July 3, 2002

Publication date: October 14, 2004

Inventors: Asutosh Nigam, Ravi Renduchintala
Ink-jet recording medium with an opaque or semi-opaque layer coated thereon, method for recording an image, and a recorded medium with at least one layer rendered clear or semi-opaque

Publication number: 20040109958

Abstract: The present invention features a multi-layer ink-jet recording medium, suitable for recording images with dye and pigmented inks and thereby providing light-emitting, reflective, glossy, metallic-looking or holographic images, comprising a substrate coated with at least two layers comprising:

Type: Application

Filed: December 9, 2002

Publication date: June 10, 2004

Inventors: Asutosh Nigam, Ravi Renduchintala

Ink-jet recording medium with an opaque or semi-opaque layer coated thereon, method for recording an image, and a recorded medium with at least one layer rendered clear or semi-opaque

Ink-jet recording medium with at least two layers coated upon a substrate, method for recording a water-resistant image on the medium using an ink-jet printer and the recorded medium thereof

Ink-jet recording medium with an opaque or semi-opaque layer coated thereon, method for recording an image, and a recorded medium with at least one layer rendered clear or semi-opaque