Patents by Inventor Amrit Bindra

Amrit Bindra 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).

  • Heat stable laked monoazo red pigment
    Publication number: 20050051050
    Abstract: Disclosed is a red pigment represented by Formula I: having a unique X-ray diffraction pattern. Also disclosed is a red pigment composition containing the pigment represented by Formula I and a surfactant. Also disclosed is a method of making a red pigment composition. Further disclosures relate to coating compositions, ink compositions, plastic compositions, electrostatic toner compositions, powder coating compositions, paint compositions, and paper compositions containing the red pigment represented by Formula I.
    Type: Application
    Filed: September 8, 2003
    Publication date: March 10, 2005
    Inventor: Amrit Bindra
  • Laked azo red pigment and processes for preparation and use
    Publication number: 20050054385
    Abstract: Disclosed is a red pigment compound containing a pigment represented by Formula I: having a certain Hue Angle and Apparent Strength. Also disclosed is a method of making a red pigment composition. Further disclosures relate to coating compositions, ink compositions, plastic compositions, electrostatic toner compositions, powder coating compositions, paint compositions, and paper compositions containing the red pigment represented by Formula I.
    Type: Application
    Filed: September 8, 2003
    Publication date: March 10, 2005
    Inventor: Amrit Bindra
  • Pigment compositions
    Patent number: 6001167
    Abstract: Disclosed are compositions comprising one or more compounds characterized by the formula: ##STR1## wherein each R is independently a hydrocarbyl, hydroxy, hydrocarbyloxy, carboxylic acid, carboxylic acid ester, carboxylic acid amide, sulfonic acid, sulfonic acid amide, imidazolone or nitro group; n is 0, 1 or 2; and M is at least one divalent metal. A process for preparing azo pigment compositions is also disclosed. Paint, ink and plastic compositions containing the foregoing pigments compositions are disclosed.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: December 14, 1999
    Assignee: Engelhard Corporation
    Inventor: Amrit Bindra
  • Heat stable monoazo red pigment compositions
    Patent number: 5747571
    Abstract: Disclosed are compositions comprising one or more compounds characterized by the formula: ##STR1## wherein R and R.sub.1 are independently hydrogen, chloro, methyl or ethyl groups.A process for preparing azo pigment compositions is also disclosed.Paint, ink and plastic compositions containing the foregoing pigments compositions are disclosed.
    Type: Grant
    Filed: May 14, 1997
    Date of Patent: May 5, 1998
    Assignee: Engelhard Corporation
    Inventor: Amrit Bindra
  • Heat stable monoazo red pigment compositions
    Patent number: 5677435
    Abstract: Disclosed are compositions comprising one or more compounds characterized by the formula: ##STR1## wherein R and R.sub.1 are independently hydrogen, chloro, methyl or ethyl groups.A process for preparing azo pigment compositions is also disclosed.Paint, ink and plastic compositions containing the foregoing pigments compositions are disclosed.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: October 14, 1997
    Assignee: Engelhard Corporation
    Inventor: Amrit Bindra