Patents by Inventor Joy Lyndon Mendoza

Joy Lyndon Mendoza 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).

  • Method for inhibiting polymerization of (METH) acrylic acid and its esters using an inhibitor and a process for making a compound useful as such an inhibitor
    Patent number: 7253279
    Abstract: This invention relates to a method for inhibiting polymerization of (meth)acrylic acid and its esters using a polymerization inhibitor which comprises at least one reduced halide-content azine dye-based compound. A process for producing reduced halide-content azine dye-based compounds using ion exchange resin technology is also provided.
    Type: Grant
    Filed: April 5, 2007
    Date of Patent: August 7, 2007
    Assignee: Rohm and Haas Company
    Inventors: Stephen Bass, Robert Michael Mason, Joy Lyndon Mendoza, Steven John Skoog, Mark T. Vandersall
  • Method for inhibiting polymerization of (meth)acrylic acid and its esters using an inhibitor and a process for making a compound useful as such an inhibitor
    Patent number: 7220879
    Abstract: This invention relates to a method for inhibiting polymerization of (meth)acrylic acid and its esters using a polymerization inhibitor which comprises at least one reduced halide-content azine dye-based compound. A process for producing reduced halide-content azine dye-based compounds using ion exchange resin technology is also provided.
    Type: Grant
    Filed: September 19, 2005
    Date of Patent: May 22, 2007
    Assignee: Rohm and Haas Company
    Inventors: Stephen Bass, Robert Michael Mason, Joy Lyndon Mendoza, Steven John Skoog, Mark T. Vandersall
  • Catalyst system using flow-through radiation shielding
    Patent number: 6514468
    Abstract: This invention relates to an improved catalyst system utilizing flow through radiation shielding of the reaction zone and to processes for using the catalyst system for the production of hydrogen cyanide. The process has decreased methane usage while maintaining yield of cyanide.
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: February 4, 2003
    Assignee: Rohm and Haas Company
    Inventors: Michael Stanley DeCourcy, Michel Gene Woody, Karen Ann Shaw, Joy Lyndon Mendoza
  • Catalyst system using flow-through radiation shielding and a process for producing hydrogen cyanide using the same
    Publication number: 20010043902
    Abstract: This invention relates to an improved catalyst system utilizing flow through radiation shielding of the reaction zone and to processes for using the catalyst system for the production of hydrogen cyanide. The process has decreased methane usage while maintaining yield of cyanide.
    Type: Application
    Filed: April 9, 2001
    Publication date: November 22, 2001
    Inventors: Michael Stanley DeCourcy, Michel Gene Woody, Karen Ann Shaw, Joy Lyndon Mendoza
  • Catalyst system using flow-through radiation shielding and a process for producing hydrogen cyanide using the same
    Patent number: 6221327
    Abstract: This invention relates to an improved catalyst system utilizing flow through radiation shielding of the reaction zone and to processes for using the catalyst system for the production of hydrogen cyanide. The process has decreased methane usage while maintaining yield of cyanide.
    Type: Grant
    Filed: March 16, 1999
    Date of Patent: April 24, 2001
    Assignee: Rohm and Haas Company
    Inventors: Michael Stanley DeCourcy, Michael Gene Woody, Karen Ann Shaw, Joy Lyndon Mendoza