Patents by Inventor Karen Drehs

Karen Drehs 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: 8906843
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, the fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precursors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: December 9, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 8901068
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, the fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: December 2, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 8895496
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, the fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: November 25, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 8895495
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, the fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: November 25, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Publication number: 20140065081
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, said fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precursors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Application
    Filed: September 23, 2013
    Publication date: March 6, 2014
    Applicant: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Publication number: 20140056825
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, said fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Application
    Filed: September 23, 2013
    Publication date: February 27, 2014
    Applicant: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Publication number: 20140056826
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, said fragrance precursor compounds being, of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Application
    Filed: September 23, 2013
    Publication date: February 27, 2014
    Applicant: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Publication number: 20140023598
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, said fragrance precursor compounds being of the formula X—O—C(R)(R*)(OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Application
    Filed: September 23, 2013
    Publication date: January 23, 2014
    Applicant: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 8592361
    Abstract: A fragrance precursor compound comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, the fragrance precursor compounds being of the formula X—O—C(R)(R*)(R**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is O—H or O—X; O—X representing a moiety derived from X—OH, and wherein X—OH is a material containing at least one hydroxyl group and having the following structure:
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: November 26, 2013
    Assignee: Colgate-Palmolive Company
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 8540823
    Abstract: A cleaning composition that contains film flakes with beneficial ingredients. The composition with the film flakes releases the beneficial ingredients when it is delivered to the target surface.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: September 24, 2013
    Assignee: Colgate-Palmolive Company
    Inventors: Karen Drehs, Amjad Farooq, Thomas Boyd, Cynthia McCullar Murphy, Melissa Fleckenstein
  • Publication number: 20120035092
    Abstract: A cleaning composition that contains film flakes with beneficial ingredients. The composition with the film flakes releases the beneficial ingredients when it is delivered to the target surface.
    Type: Application
    Filed: May 1, 2009
    Publication date: February 9, 2012
    Applicant: Colgate-Palmolive Company
    Inventors: Karen Drehs, Amjad Farooq, Thomas Boyd, Cynthia McCullar Murphy, Melissa Fleckenstein
  • Publication number: 20040102357
    Abstract: The present invention relates to a class of fragrance precursor compounds comprising one or more of the compounds derived from the reaction of X—OH and an aldehyde or ketone, said fragrance precursor compounds being of the formula X—O—C(R) (R*) (OR**) wherein R is a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R* is H or a C6-24 alkyl group, a C6-24 aralkyl group or a C6-24 alkaryl group; R** is H or X; X—O representing a moiety derived from X—OH, and wherein X—OH is a compound selected from the group consisting of surfactants, fabric softeners, softener precursor ester amines, softener precursor amido amines, hair conditioners, skin conditions, saccharides and polymers. In a second aspect it relates to a method of preparing such precusors. Further the invention relates to compositions, comprising the precursor of the invention.
    Type: Application
    Filed: November 25, 2002
    Publication date: May 27, 2004
    Inventors: Daniel W. Smith, Amjad Farooq, Donghui Wu, Marija Heibel, Karen Drehs
  • Patent number: 6620777
    Abstract: Stable fabric softening compositions are disclosed comprising: (a) a cationic softening compound; (b) a non-confined fragrance oil; (c) at least one fabric or skin beneficiating ingredient free of any water-insoluble polymer or non-polymeric carrier material and which beneficiating ingredient is contained within friable microcapsules comprising an aminoplast polymeric shell with the proviso that when the beneficiating ingredient is a fragrance oil, the fabric softening composition is prepared by adding sequentially or in combination (i) said non-confined fragrance oil of (b); and (ii) the encapsulated fragrance oil of (c) to said cationic softening compound in the absence of any suspending agent; and (d) balance water whereby the ordinary manipulation of fabric during wearing or handling is capable of rupturing the polymeric shell of said microcapsules to release said fabric or skin beneficiating ingredient.
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: September 16, 2003
    Assignee: Colgate-Palmolive Co.
    Inventors: Marija Heibel, Alain Jacques, Joseph Reul, Daniel Wayne Smith, Karen Drehs, Amjad Farooq
  • Publication number: 20030045447
    Abstract: Stable fabric softening compositions are disclosed comprising:
    Type: Application
    Filed: June 27, 2001
    Publication date: March 6, 2003
    Inventors: Marija Heibel, Alain Jacques, Joseph Reul, Daniel Wayne Smith, Karen Drehs, Amjad Farooq