Patents by Inventor Laurence D. Du-Thumm

Laurence D. Du-Thumm 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).

  • Cleansing bars
    Patent number: 11179304
    Abstract: Described herein, are personal care compositions comprising a cleanser base comprising at least one cleanser selected from a soap and a surfactant; and an effective amount of an antibacterial system comprising a combination of phenoxyethanol and piroctone, or a salt thereof. Methods of making and using these compositions are also described.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: November 23, 2021
    Assignee: Colgate-Palmolive Company
    Inventors: Viktor Dubovoy, Jeffrey Mastrull, Daniel Talancon, David Santos, Laurence D. Du-Thumm, Long Pan, Abraham Cazes, Enrique Valencia Garcia
  • Preservative system
    Patent number: 10987292
    Abstract: Provided herein is a cost-effective and potent preservative system for a composition comprising a salicylate salt and a benzoate salt in an amount of from 0.2 weight % to 0.5 weight % by total weight of the composition and in a molar ratio of salicylate to benzoate of 1:6 to 1:1.2, wherein the composition has a pH of 5 or less. Further provided herein is a method of using a combination of a salicylate salt and a benzoate salt in a preservative system in a composition, and a method of preserving a composition.
    Type: Grant
    Filed: November 11, 2013
    Date of Patent: April 27, 2021
    Assignee: Colgate-Palmolive Company
    Inventors: Catherine Lewus, Laurence D. Du-Thumm, Rehana Begum-Gafur, Kimdra Smith-Webster, Mark Vandeven
  • Cleansing Bars
    Publication number: 20210000713
    Abstract: Described herein, are personal care compositions comprising a cleanser base comprising at least one cleanser selected from a soap and a surfactant; and an effective amount of an antibacterial system comprising a combination of phenoxyethanol and piroctone, or a salt thereof. Methods of making and using these compositions are also described.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Applicant: Colgate-Palmolive Company
    Inventors: Viktor DUBOVOY, Jeffrey MASTRULL, Daniel TALANCON, David SANTOS, Laurence D. DU-THUMM, Long PAN, Abraham CAZES, Enrique VALENCIA GARCIA
  • Taurine and aloe synergistic anti-irritant compositions and methods
    Patent number: 10709907
    Abstract: Personal care compositions containing active ingredients and an anti-irritant combination of aloe and taurine are disclosed. Methods of preparing the personal care composition and uses of the personal care composition are also disclosed.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: July 14, 2020
    Assignee: Colgate-Palmolive Company
    Inventors: Long Pan, Jung Seo, Zeenat Nabi, Shujiang Cheng, Nadia Soliman, Laurence D. Du-Thumm, Diana Scala, Kyle Robbins, Rahul Patel, Marian Holerca
  • Taurine and Aloe Synergistic Anti-Irritant Compositions and Methods
    Publication number: 20190183780
    Abstract: Personal care compositions containing active ingredients and an anti-irritant combination of aloe and taurine are disclosed. Methods of preparing the personal care composition and uses of the personal care composition are also disclosed.
    Type: Application
    Filed: May 10, 2016
    Publication date: June 20, 2019
    Applicant: Colgate-Palmolive Company
    Inventors: Long PAN, Jung SEO, Zeenat NABI, Shujiang CHENG, Nadia SOLIMAN, Laurence D. DU-THUMM, Diana SCALA, Kyle ROBBINS, Rahul PATEL, Marian HOLERCA
  • Personal cleansing compositions containing zinc amino acid/trimethylglycine halide
    Patent number: 10188112
    Abstract: Provided is a personal cleansing composition for application to the skin which comprises a zinc X halide present in an amount to provide at least 0.36 weight % of the composition of zinc, and a surfactant, wherein X is an amino acid or trimethylglycine. Methods of making and using the compositions are also provided. The zinc X halide is can be used to deliver zinc salts to reduce or prevent sunburn, kill bacteria, or reduce perspiration.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: January 29, 2019
    Assignee: Colgate-Palmolive Company
    Inventors: Eugene Hardy, Long Pan, Shiri Nawrocki, Evangelia Arvanitidou, Laurence D. Du-Thumm
  • Oral care compositions and methods
    Patent number: 9808412
    Abstract: Provided is an oral care composition comprising a phosphate/acrylate co-polymer and an orally acceptable carrier and methods of using the same.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: November 7, 2017
    Assignee: Colgate-Palmolive Company
    Inventors: Jason Nesta, Gregory Szewczyk, Evangelia Arvanitidou, Xiang Chen, Venda P. Maloney, Andre Michelle Morgan, Michael Prencipe, Laurence D. Du-Thumm, Lynette A. Zaidel, Suzanne Jogun
  • Zinc amino acid halide complex with cysteine
    Patent number: 9504858
    Abstract: Provided are compositions, e.g., oral and personal care products, comprising (i) a zinc amino acid halide complex, and (ii) cysteine in free or in orally or cosmetically acceptable salt form, together with methods of making and using the same.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: November 29, 2016
    Assignee: Colgate-Palmolive Company
    Inventors: Shaotang Yuan, Long Pan, Laurence D. Du-Thumm
  • ORAL CARE COMPOSITIONS AND METHODS
    Publication number: 20160331667
    Abstract: Provided is an oral care composition comprising a phosphate/acrylate co-polymer and an orally acceptable carrier and methods of using the same.
    Type: Application
    Filed: December 20, 2013
    Publication date: November 17, 2016
    Inventors: Jason Nesta, Gregory SZEWCZYK, Evangelia ARVANITIDOU, Xiang Chen, Venda P. MALONEY, Andre Michelle Morgan, Michael Prencipe, Laurence D. DU-THUMM, Lynette A. Zaidel, Suzanne JOGUN
  • Preservative System
    Publication number: 20160262997
    Abstract: Provided herein is a cost-effective and potent preservative system for a composition comprising a salicylate salt and a benzoate salt in an amount of from 0.2 weight % to 0.5 weight % by total weight of the composition and in a molar ratio of salicylate to benzoate of 1:6 to 1:1.2, wherein the composition has a pH of 5 or less. Further provided herein is a method of using a combination of a salicylate salt and a benzoate salt in a preservative system in a composition, and a method of preserving a composition.
    Type: Application
    Filed: November 11, 2013
    Publication date: September 15, 2016
    Applicant: Colgate-Palmolive Company
    Inventors: Catherine Lewus, Laurence D. Du-Thumm, Rehana Begum-Gafur, Kimdra Smith-Webster, Mark Vandeven
  • PERSONAL CLEANSING COMPOSITIONS CONTAINING ZINC AMINO ACID/TRIMETHYLGLYCINE HALIDE
    Publication number: 20150313827
    Abstract: Provided is a personal cleansing composition for application to the skin which comprises a zinc X halide present in an amount to provide at least 0.36 weight % of the composition of zinc, and a surfactant, wherein X is an amino acid or trimethylglycine. Methods of making and using the compositions are also provided. The zinc X halide is can be used to deliver zinc salts to reduce or prevent sunburn, kill bacteria, or reduce perspiration.
    Type: Application
    Filed: November 20, 2013
    Publication date: November 5, 2015
    Applicant: Colgate-Palmolive Company
    Inventors: Eugene Hardy, Long Pan, Shiri Nawrocki, Evangelia Arvanitidou, Laurence D. Du-Thumm
  • ZINC AMINO ACID HALIDE COMPLEX WITH CYSTEINE
    Publication number: 20150306008
    Abstract: Provided are compositions, e.g., oral and personal care products, comprising (i) a zinc amino acid halide complex, and (ii) cysteine in free or in orally or cosmetically acceptable salt form, together with methods of making and using the same.
    Type: Application
    Filed: November 7, 2013
    Publication date: October 29, 2015
    Applicant: Colgate-Palmolive Company
    Inventors: Shaotang Yuan, Long Pan, Laurence D. Du-Thumm