Patents by Inventor Laurence Du-Thumm

Laurence 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).

  • Publication number: 20170335251
    Abstract: A cleansing bar composition comprising at least one cleanser chosen from soap and surfactant; taurine, in free or salt form; and one or more hydrophobic stabilizing agents. The hydrophobic stabilizing agent prevents the crystallization of taurine on the surface of the cleansing bar. Also methods of making the cleansing bar to inhibit crystallization of taurine in a cleansing bar.
    Type: Application
    Filed: December 5, 2014
    Publication date: November 23, 2017
    Applicant: Colgate-Palmolive Company
    Inventors: Zeenat NABI, Viktor DUBOVOY, Jeffrey MASTRULL, Daniel TALANCON, Shujiang CHENG, Laurence DU-THUMM, Long PAN
  • Patent number: 9717662
    Abstract: Described herein are oral care compositions comprising an effective amount of aluminum chlorohydrate suspended in a carrier for preventing, reducing or inhibiting dentinal hypersensitivity, the aluminum chlorohydrate exhibiting a SEC chromatogram having a SEC Peak 4 to Peak 3 intensity ratio of at least 7 and a Peak 4 intensity greater than a Peak 5 intensity; and methods of using the same.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 1, 2017
    Assignee: Colgate-Palmolive Company
    Inventors: Long Pan, Venda Porter Maloney, Kristen Reale, Suman Chopra, James G. Masters, Shaotang Yuan, Laurence Du-Thumm
  • Publication number: 20170204447
    Abstract: The present disclosure relates to methods for characterizing and diagnosing dental diseases. In particular, the present disclosure relates to methods for characterizing and diagnosing dental disease (e.g., gingivitis and periodontal disease) based on levels of AI-2 in oral fluids and plaque.
    Type: Application
    Filed: June 8, 2015
    Publication date: July 20, 2017
    Inventors: ALEXANDER RICKARD, WILLIAM GIANNOBILE, MICHELLE SWETKY, NIELSON T. BAXTER, STEVEN E. MILLER, LAURENCE DU-THUMM, HANS STETTLER
  • Publication number: 20170172868
    Abstract: Described herein, are compositions comprising a soluble quaternary ammonium polymer/polyphosphate complex made by combining ingredients comprising a quaternary ammonium polymer and polyphosphates having 2 or more phosphate units. Methods of making and using these compositions are also described.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 22, 2017
    Inventors: Viktor Dubovoy, Michael Stranick, Peter R. Hilliard, JR., Laurence Du-Thumm, Long Pan
  • Patent number: 9622956
    Abstract: Described herein are oral care compositions comprising an effective amount of an enzyme cocktail, wherein the enzyme cocktail comprises an alkaline protease and a second enzyme selected from cellulose, ?-glucanase, and combinations thereof, in an orally acceptable carrier, together with methods of making and using the same.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: April 18, 2017
    Assignee: Colgate-Palmolive Company
    Inventors: Lyndsay Schaeffer-Korbylo, Jason Nesta, Laurence Du-Thumm
  • Publication number: 20170035677
    Abstract: Aqueous and substantially non-aqueous oral compositions comprising a cationic steroidal compound are suitable for treating conditions of the oral cavity.
    Type: Application
    Filed: October 25, 2016
    Publication date: February 9, 2017
    Applicant: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-thumm, Gregory Szewczyk, Zhigang Hao, Carl A. Genberg
  • Patent number: 9561168
    Abstract: Described herein are oral care compositions comprising (i) an orally acceptable gallium salt and (ii) a basic amino acid polymer, in amounts effective to disrupt biofilm; and methods of making and using the same.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: February 7, 2017
    Assignee: Colgate-Palmolive Company
    Inventors: Lyndsay Schaeffer-Korbylo, Christine Cuiule, Laurence Du-Thumm
  • Publication number: 20160304886
    Abstract: The present disclosure relates to compositions and methods for destabilizing biofilms, altering biofilm 3D structure, and dispersing biofilms, in order to enhance biofilm cell removal and/or sensitivity to other agents (e.g., environmental or co-applied treatments). In particular, the present disclosure relates to the use of L-arginine in the removal and/or sensitization (e.g., to antimicrobials) of microorganisms in medical, industrial, domestic, or environmental applications, as well as treatment of bacterial infections (e.g., in biofilms).
    Type: Application
    Filed: April 20, 2016
    Publication date: October 20, 2016
    Inventors: Alexander Rickard, Adam Underwood, Laurence Du-Thumm
  • Patent number: 9376722
    Abstract: This, intention relates to methods of assessing the bioflora of the mouth and of providing appropriate treatment utilizing a basic amino acid in accordance with the assessment.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: June 28, 2016
    Assignee: Colgate-Palmolive Company
    Inventors: Richard Scott Sullivan, Yanan Hu, Laurence Du-Thumm, Stacey Lavender, Ralph Peter Santarpia, III, Zhiqiang Liu
  • Patent number: 9345655
    Abstract: Aqueous oral compositions containing a cationic steroidal compound and a quaternary ammonium compound are suitable for treating conditions of the oral cavity.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: May 24, 2016
    Assignee: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-Thumm, Gregory Szewzyk, Zhigang Hao
  • Patent number: 9265703
    Abstract: Oral care compositions and methods are described in which the composition includes a chalcone color change component, which may be phenyl-3-methoxy-4-hydroxystyryl ketone. The color change component is induced to change colors by addition of saliva and/or by a change in pH of the composition. The composition and methods provide benefits including providing visual cues to the user.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: February 23, 2016
    Assignee: COLGATE-PALMOLIVE COMPANY
    Inventors: Lyndsay Schaeffer-Korbylo, Gregory Szewczyk, Laurence Du-Thumm
  • Publication number: 20160045421
    Abstract: Described herein are aqueous oral compositions comprising cationic steroidal compound and a quaternary ammonium compound; and methods for making and using the same.
    Type: Application
    Filed: October 29, 2015
    Publication date: February 18, 2016
    Applicant: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-Thumm, Gregory Szewczyk, Zhigang Hao
  • Publication number: 20160000666
    Abstract: Described herein are oral care compositions comprising an effective amount of aluminum chlorohydrate suspended in a carrier for preventing, reducing or inhibiting dentinal hypersensitivity, the aluminum chlorohydrate exhibiting a SEC chromatogram having a SEC Peak 4 to Peak 3 intensity ratio of at least 7 and a Peak 4 intensity greater than a Peak 5 intensity; and methods of using the same.
    Type: Application
    Filed: March 15, 2013
    Publication date: January 7, 2016
    Inventors: Long Pan, Venda Porter Maloney, Kristen Reale, Suman Chopra, James G. Masters, Shaotang Yuan, Laurence Du-Thumm
  • Patent number: 9192589
    Abstract: Compounds are described that are effective in enhancing the efficacy of antimicrobial agents. Also described are methods of using such compounds and compositions that include such compounds. The composition includes a chalcone compound and, optionally, an antimicrobial agent.
    Type: Grant
    Filed: December 18, 2009
    Date of Patent: November 24, 2015
    Assignees: Colgate-Palmolive Company, Council of Scientific and Industrial Research
    Inventors: Ravi Subramanyam, Laurence Du-Thumm, Ghulam Nabi Qazi, Inshad Ali Khan, Krishan Avtar Suri, Naresh Kumar Satti, Furqan Ali, Nitin Pal Kalia
  • Patent number: 9119879
    Abstract: Described herein are compositions comprising a quinone and one or more antibacterial agents, and methods of preparing and using the same.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: September 1, 2015
    Assignee: Colgate-Palmolive Company
    Inventors: Laurence Du-Thumm, Lyndsay Schaeffer-Korbylo, David Santos, Stanislav Jaracz
  • Publication number: 20150157542
    Abstract: Disclosed are oral care compositions and the use of such oral care compositions for treating conditions caused by biofilm formation. Also disclosed are methods for inhibiting biofilm formation and/or degrading biofilm. The oral care composition includes a sesquiterpenoid and an antimicrobial agent, in which the sesquiterpenoid and the antimicrobial agent are present in an amount effective to inhibit and/or degrade a biofilm in the oral cavity.
    Type: Application
    Filed: October 30, 2014
    Publication date: June 11, 2015
    Inventors: Lyndsay Schaeffer-Korbylo, Andre Michelle Morgan, Davide Miksa, Laurence Du-Thumm, Michael Prencipe, Evangelia Arvanitidou, Gregory Szewczyk
  • Publication number: 20140377192
    Abstract: Described herein are oral care compositions comprising an effective amount of an enzyme cocktail, wherein the enzyme cocktail comprises an alkaline protease and a second enzyme selected from cellulase, ?-glucanase, and combinations thereof, in an orally acceptable carrier, together with methods of making and using the same.
    Type: Application
    Filed: December 21, 2011
    Publication date: December 25, 2014
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Lyndsay Schaeffer-Korbylo, Jason Nesta, Laurence Du-Thumm
  • Publication number: 20140369941
    Abstract: Described herein are aqueous oral compositions comprising cationic steroidal compound and a quaternary ammonium compound; and methods for making and using the same.
    Type: Application
    Filed: December 21, 2011
    Publication date: December 18, 2014
    Applicant: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-Thumm, Gregory Szewczyk, Zhigang Hao
  • Publication number: 20140363780
    Abstract: Described herein are aqueous and substantially non-aqueous oral compositions comprising a cationic steroidal compound and methods of making and using the same.
    Type: Application
    Filed: July 23, 2014
    Publication date: December 11, 2014
    Applicant: BRIGHAM YOUNG UNIVERSITY
    Inventors: Joe Vazquez, Dandan Chen, Harsh M. Trivedi, Ammanuel Mehreteab, Laurence Du-Thumm, Gregory Szewczyk, Zhigang Hao
  • Patent number: 8906349
    Abstract: Disclosed are oral care compositions and the use of such oral care compositions for treating conditions caused by biofilm formation. Also disclosed are methods for inhibiting biofilm formation and/or degrading biofilm. The oral care composition includes a sesquiterpenoid and an antimicrobial agent, in which the sesquiterpenoid and the antimicrobial agent are present in an amount effective to inhibit and/or degrade a biofilm in the oral cavity.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: December 9, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Lyndsay Schaeffer-Korbylo, Andre Michelle Morgan, Davide Miksa, Laurence Du-Thumm, Michael Prencipe, Evangelia S. Arvanitidou, Gregory Szewczyk