Patents by Inventor Karine Darriet

Karine Darriet 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).

  • Heterogeneous organotin catalysts
    Patent number: 7781610
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: August 24, 2010
    Assignee: Chemtura Corporation
    Inventors: Uwe Schneider, Bernard Jousseaume, Karine Darriet, Thierry Toupance
  • Heterogeneous organotin catalysts
    Patent number: 7772417
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: August 10, 2010
    Assignee: Chemtura Corporation
    Inventors: Uwe Schneider, Bernard Jousseaume, Karine Darriet, Thierry Toupance
  • HETEROGENEOUS ORGANOTIN CATALYSTS
    Publication number: 20100174106
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Application
    Filed: February 19, 2010
    Publication date: July 8, 2010
    Applicant: Chemtura Corporation
    Inventors: Uwe Schneider, Bernard Jousseaume, Karine Darriet, Thierry Toupance
  • HETEROGENEOUS ORGANOTIN CATALYSTS
    Publication number: 20100152477
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Application
    Filed: February 19, 2010
    Publication date: June 17, 2010
    Applicant: Chemtura Corporation
    Inventors: Uwe SCHNEIDER, Bernard JOUSSEAUME, Karine DARRIET, Thierry TOUPANCE
  • Heterogeneous organotin catalysts
    Patent number: 7687581
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Grant
    Filed: April 5, 2005
    Date of Patent: March 30, 2010
    Assignee: Chemtura Corporation
    Inventors: Uwe Schneider, Bernard Jousseaume, Karine Darriet, Thierry Toupance
  • Heterogeneous organotin catalysts
    Publication number: 20050261444
    Abstract: Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: wherein Z is a spacer group; Y is an insoluble phenyl-group containing copolymer; R1, R2, R3, R5, and R6 are independently selected from halogen, alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, aralkyl, and Z; and R4 is alkyl, alkylene, phenyl, vinyl, allyl, naphthyl, or aralkyl.
    Type: Application
    Filed: April 5, 2005
    Publication date: November 24, 2005
    Inventors: Uwe Schneider, Bernard Jousseaume, Karine Darriet, Thierry Toupance