Patents by Inventor Chau Cao

Chau Cao 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).

  • Patent number: 6589930
    Abstract: A unit dose wash cycle fabric softening composition for softening or conditioning fabrics in the wash cycle of an automatic washing machine, said unit dose comprising (a) a compacted granular fabric softener composition or (b) an encapsulated liquid and/or granular fabric softener composition, the amount of (a) or (b) being sufficient to form a unit dose capable of providing effective softening or conditioning of fabrics in the wash cycle of said washing machine.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: July 8, 2003
    Assignee: Colgate-Palmolive Co.
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Patent number: 6495504
    Abstract: A water soluble container having disposed therein a nonaqueous liquid fabric softener composition.
    Type: Grant
    Filed: July 31, 2002
    Date of Patent: December 17, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Charles Schramm, Jr., Arthur Wagner, Marianne Zappone, Amjad Farooq, Jeffrey T. Epp, Joseph Reul, Hoai-Chau Cao, Alain Jacques, Alain Gourgue, Juliette Rousselet
  • Patent number: 6495503
    Abstract: A water soluble container having disposed therein a nonaqueous liquid fabric softener composition.
    Type: Grant
    Filed: July 31, 2002
    Date of Patent: December 17, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Marianne Zappone, Charles Schramm, Jr., Amjad Farooq, Arthur Wagner, Jeffrey T. Epp, Joseph Reul, Hoai-Chau Cao, Alain Jacques, Alain Gourgue, Juliette Rousselet
  • Patent number: 6495505
    Abstract: A water soluble container having disposed therein a granular fabric softener composition.
    Type: Grant
    Filed: July 31, 2002
    Date of Patent: December 17, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Joseph Reul, Juliette Rousselet, Hoai-Chau Cao, Alain Jacques, Alain Gourgue, Charles Schramm, Jr., Amjad Farooq, Jeffrey T. Epp, Marianne Zappone, Arthur Wagner
  • Patent number: 6492315
    Abstract: A water soluble container having disposed therein a nonaqueous liquid fabric softener composition.
    Type: Grant
    Filed: July 31, 2002
    Date of Patent: December 10, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Hoai-Chau Cao, Joseph Reul, Juliette Rousselet, Alain Jacques, Alain Gourgue, Charles Schramm, Jr., Amjad Farooq, Jeffrey T. Epp, Marianne Zappone, Arthur Wagner
  • Publication number: 20020169094
    Abstract: A unit dose laundry composition for softening or conditioning fabrics which is suitable as an additive to the wash cycle of an automatic washing machine, said unit dose composition comprising a compacted granular composition comprising a fabric softener or a fabric conditioner, said compacted granular composition being characterized by having a spherical shape and having no discrete outer layer surrounding said fabric softener or conditioner, which outer layer is comprised of an alkaline material such that the pH of the wash water is increased upon the dissolution of said outer layer in said wash water.
    Type: Application
    Filed: January 22, 2002
    Publication date: November 14, 2002
    Applicant: Colgate-Palmolive Company.
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Patent number: 6420325
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: July 16, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows
  • Patent number: 6391843
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: May 21, 2002
    Assignee: Colgate-Palmolive Co.
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn
  • Publication number: 20020013244
    Abstract: A unit dose wash cycle fabric softening composition for softening or conditioning fabrics in the wash cycle of an automatic washing machine, said unit dose comprising (a) a compacted granular fabric softener composition or (b) an encapsulated liquid and/or granular fabric softener composition, the amount of (a) or (b) being sufficient to form a unit dose capable of providing effective softening or conditioning of fabrics in the wash cycle of said washing machine.
    Type: Application
    Filed: March 29, 2001
    Publication date: January 31, 2002
    Applicant: Colgate-Palmolive company
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Publication number: 20020010118
    Abstract: A unit dose laundry composition for softening or conditioning fabrics which is suitable as an additive to the wash cycle of an automatic washing machine, said unit dose composition comprising a compacted granular composition comprising a fabric softener or a fabric conditioner, said compacted granular composition being characterized by having a spherical shape and having no discrete outer layer surrounding said fabric softener or conditioner, which outer layer is comprised of an alkaline material such that the pH of the wash water is increased upon the dissolution of said outer layer in said wash water.
    Type: Application
    Filed: March 29, 2001
    Publication date: January 24, 2002
    Applicant: Colgate-Palmolive Company
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Publication number: 20010051596
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Application
    Filed: May 14, 2001
    Publication date: December 13, 2001
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn
  • Patent number: 6306809
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: October 23, 2001
    Assignee: Colgate-Palmolive Co.
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn
  • Patent number: 6303555
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: October 31, 2000
    Date of Patent: October 16, 2001
    Assignee: Colgate-Palmolive Company
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Anne-Marie Misselyn, Thomas Connors, John Labows
  • Patent number: 6294516
    Abstract: A unit dose wash cycle fabric softening composition for softening or conditioning fabrics in the wash cycle of an automatic washing machine, said unit dose comprising (a) a compacted granular fabric softener composition or (b) an encapsulated liquid and/or granular fabric softener composition, the amount of (a) or (b) being sufficient to form a unit dose capable of providing effective softening or conditioning of fabrics in the wash cycle of said washing machine.
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: September 25, 2001
    Assignee: Colgate-Palmolive Co.
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Patent number: 6291421
    Abstract: A unit dose wash cycle fabric softening composition for softening or conditioning fabrics in the wash cycle of an automatic washing machine, said unit dose comprising (a) a compacted granular fabric softener composition, the amount of (a) being sufficient to form a unit dose capable of providing effective softening or conditioning of fabrics in the wash cycle of said washing machine, and wherein said fabric softener composition comprises a treated montmorillonite-containing clay selected to have initial properties as follows: (i) a montmorillonite content of at least 85%; and (ii) when said clay is activated with sodium ions, dried and ground to particles, said ground particles do not swell more than about 2.
    Type: Grant
    Filed: October 9, 2000
    Date of Patent: September 18, 2001
    Assignee: Colgate-Palmolive Co.
    Inventors: Alain Jacques, Juliette Rousselet, Hoai-Chau Cao
  • Publication number: 20010014654
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Application
    Filed: March 14, 2001
    Publication date: August 16, 2001
    Applicant: Colgate-Palmolive Company
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows
  • Patent number: 6197732
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: March 6, 2001
    Assignee: Colgate-Palmolive Co.
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn
  • Patent number: 6197741
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: March 6, 2001
    Assignee: Colgate-Palmolive Company
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn
  • Patent number: 6172032
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: January 9, 2001
    Assignee: Colgate-Palmolive Co
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Anne-Marie Misselyn, Thomas Connors, John Labows
  • Patent number: 6150321
    Abstract: A composition comprising: an organic chemical having a chemical group having a dipole moment of at least about 1.5 Debyes and a chemical linker selected from the group consisting of carboxylic acids having 4 to 6 carbon atoms, an ethoxylated polyhydric alcohol, a polyvinyl pyrrolidone and a polyethylene glycol having a molecular weight of about 600 to about 10,000, wherein the molar ratio of organic chemical to chemical linker is about 4:1 to 1:4.
    Type: Grant
    Filed: December 16, 1998
    Date of Patent: November 21, 2000
    Assignee: Colgate-Palmolive Co.
    Inventors: Michele Davister, Guy Broze, Patrick Durbut, Hoai-Chau Cao, Thomas Connors, John Labows, Anne-Marie Misselyn