Patents by Inventor John Robert Winters

John Robert Winters 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).

  • Method of enhanced conversion of taurine salts to alkyl taurate amides
    Patent number: 11059776
    Abstract: The invention relates to a method of enhancing conversion of alkali metal salt, preferably aqueous salt, preferably aqueous sodium salt of N-methyl taurine to alkyl taurate amides. In one aspect, the starting salt is pre-concentrated (at least 75% up to 99% taurine salt in the aqueous solutions after water is removed from a starting aqueous solution of the salt) and, in another aspect, the starting salt is not pre-concentrated.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: July 13, 2021
    Assignee: CONOPCO, INC.
    Inventors: Bijan Harichian, Van Au, Anat Shiloach, John Robert Winters, Erin Whitfield Dunn
  • ENHANCED CONVERSION OF TAURINE TO ALKYL TAURATE AMIDE USING PHOSPHORIC ACID CATALYSTS
    Publication number: 20210163405
    Abstract: The invention relates to method of enhancing yield of alkyl taurate amides using enhancing specifically phosphoric acid catalysts. It further relates to the use of phosphoric acid to enhance yield while avoiding and/or reducing undesirable browning.
    Type: Application
    Filed: April 5, 2019
    Publication date: June 3, 2021
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Erin Whitfield DUNN, Bijan HARICHIAN, Anat SHILOACH, John Robert WINTERS
  • METHOD OF ENHANCED CONVERSION OF TAURINE SALTS TO ALKYL TAURATE AMIDES
    Publication number: 20200283379
    Abstract: The invention relates to a method of enhancing conversion of alkali metal salt, preferably aqueous salt, preferably aqueous sodium salt of N-methyl taurine to alkyl taurate amides. In one aspect, the starting salt is pre-concentrated (at least 75% up to 99% taurine salt in the aqueous solutions after water is removed from a starting aqueous solution of the salt) and, in another aspect, the starting salt is not pre-concentrated.
    Type: Application
    Filed: September 24, 2018
    Publication date: September 10, 2020
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: BIJAN HARICHIAN, Van AU, Anat SHILOACH, John Robert WINTERS, Erin Whitfield DUNN
  • In-SITU process for making a small particle narrow distribution fatty acyl isethionate in oil composition
    Patent number: 10702456
    Abstract: The invention relates to novel compositions and novel in-situ process for making small average particle size, narrow distribution FAI in oil. The process comprises preparing FAI; separately optionally heating oil; adding oil to FAI in a molten state; heating to defined temperature; and cooling the heated mixture at a defined, controlled rate which ensures proper size and distribution are met.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: July 7, 2020
    Assignee: CONOPCO, INC.
    Inventors: Anat Shiloach, John Robert Winters, Badreddine Ahtchi-Ali
  • IN-SITU PROCESS FOR MAKING A SMALL PARTICLE NARROW DISTRIBUTION FATTY ACYL ISETHIONATE IN OIL COMPOSITION
    Publication number: 20180200160
    Abstract: The invention relates to novel compositions and novel in-situ process for making small average particle size, narrow distribution FAI in oil. The process comprises preparing FAI; separately optionally heating oil; adding oil to FAI in a molten state; heating to defined temperature; and cooling the heated mixture at a defined, controlled rate which ensures proper size and distribution are met.
    Type: Application
    Filed: July 8, 2016
    Publication date: July 19, 2018
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Anat Shiloach, John Robert WINTERS, Badreddine AHTCHI-ALI
  • General method for preparing fatty acyl amido based surfactants
    Patent number: 8853433
    Abstract: A process is provided for preparing C8-C22 acyl amido compounds via reaction in a polyol (molecular weight 76 to 400) of interesterifying a fatty acid ester with an amino compound or salt thereof. The resultant mass of material will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: October 7, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • General method for preparing fatty acyl amido based surfactants
    Patent number: 8853447
    Abstract: A process is provided for preparing C8-C22 acyl amido compounds via reaction in a polyol (molecular weight 76 to 400) of interesterifying a C1-C3 alkyl ester of a C8-C22 fatty acid with an amino compound or salt thereof. The resultant mass of material will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: October 7, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • Method for preparing fatty acyl amido carboxylic acid based surfactants
    Patent number: 8822711
    Abstract: A process is provided for preparing C8-C22 acyl glycinate acid or salt thereof via reacting and heating reacting a mixture of glycine or salt thereof with a fatty acid ester in a medium selected from the group consisting of glycerol, propylene glycol and combinations thereof, and wherein the mixture has a pKa ranging from 9.5 to 13.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: September 2, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • Method for preparing fatty acyl amido carboxylic acid based surfactants
    Patent number: 8697897
    Abstract: A process is provided for preparing C8-C22 acyl glycinate acid or salt thereof via reacting and heating a mixture of glycine or salt thereof with a C1-C3 alkyl ester of a C8-C22 fatty acid in a medium of glycerol or propylene glycol. The reaction proceeds well where the mixture is formulated to have a pKa ranging from 9.5 to 13.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: April 15, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • Fatty acyl amido based surfactant concentrates
    Patent number: 8658589
    Abstract: A surfactant concentrate is provided that includes C8-C22 acyl amido compounds, a polyol and C8-C22 fatty acids. The concentrate is formed via an interesterification reaction between a fatty acid ester and an amino compound or salt thereof in a polyol. The resultant surfactant concentrate will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: February 25, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • Fatty acyl amido based surfactant concentrates
    Patent number: 8653018
    Abstract: A surfactant concentrate is provided that includes C8-C22 acyl amido compounds, a polyol and C8-C22 fatty acids. The concentrate is formed via an interesterification reaction between a C1-C3 alkyl ester of a C8-C22 fatty acid and an amino compound or salt thereof in a polyol. The resultant surfactant concentrate will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: February 18, 2014
    Assignee: Conopco, Inc.
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, Sr.
  • GENERAL METHOD FOR PREPARING FATTY ACYL AMIDO BASED SURFACTANTS
    Publication number: 20130030203
    Abstract: A process is provided for preparing C8-C22 acyl amido compounds via reaction in a polyol (molecular weight 76 to 400) of interesterifying a C1-C3 alkyl ester of a C5-C22 fatty acid with an amino compound or salt thereof. The resultant mass of material will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Application
    Filed: July 28, 2011
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • METHOD FOR PREPARING FATTY ACYL AMIDO CARBOXYLIC ACID BASED SURFACTANTS
    Publication number: 20130030202
    Abstract: A process is provided for preparing C8-C22 acyl glycinate acid or salt thereof via reacting and heating reacting a mixture of glycine or salt thereof with a fatty acid ester in a medium selected from the group consisting of glycerol, propylene glycol and combinations thereof, and wherein the mixture has a pKa ranging from 9.5 to 13.
    Type: Application
    Filed: January 5, 2012
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • FATTY ACYL AMIDO BASED SURFACTANT CONCENTRATES
    Publication number: 20130030200
    Abstract: A surfactant concentrate is provided that includes C8-C22 acyl amido compounds, a polyol and C8-C22 fatty acids. The concentrate is formed via an interesterification reaction between a fatty acid ester and an amino compound or salt thereof in a polyol. The resultant surfactant concentrate will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Application
    Filed: January 5, 2012
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • METHOD FOR PREPARING FATTY ACYL AMIDO CARBOXYLIC ACID BASED SURFACTANTS
    Publication number: 20130030201
    Abstract: A process is provided for preparing C8-C22 acyl glycinate acid or salt thereof via reacting and heating a mixture of glycine or salt thereof with a C1-C3 alkyl ester of a C8-C22 fatty acid in a medium of glycerol or propylene glycol. The reaction proceeds well where the mixture is formulated to have a pKa ranging from 9.5 to 13.
    Type: Application
    Filed: July 28, 2011
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • GENERAL METHOD FOR PREPARING FATTY ACYL AMIDO BASED SURFACTANTS
    Publication number: 20130030198
    Abstract: A process is provided for preparing C8-C22 acyl amido compounds via reaction in a polyol (molecular weight 76 to 400) of interesterifying a fatty acid ester with an amino compound or salt thereof. The resultant mass of material will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Application
    Filed: January 5, 2012
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • FATTY ACYL AMIDO BASED SURFACTANT CONCENTRATES
    Publication number: 20130030197
    Abstract: A surfactant concentrate is provided that includes C8-C22 acyl amido compounds, a polyol and C8-C22 fatty acids. The concentrate is formed via an interesterification reaction between a C1-C3 alkyl ester of a C8-C22 fatty acid and an amino compound or salt thereof in a polyol. The resultant surfactant concentrate will have a Hunter Lab Color Scale value L ranging from 70 to 100.
    Type: Application
    Filed: July 28, 2011
    Publication date: January 31, 2013
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Bijan Harichian, Van Au, Badreddine Ahtchi-Ali, John Robert Winters, Peter Anthony Divone, SR.
  • Process for making directly esterified fatty acid isethionate using group 4 metal based, particularly zirconium based catalysts
    Patent number: 6963004
    Abstract: The invention relates to a process for catalyzing a DEFI reaction using Group 4 metal based catalyst (according to IUPAC).
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: November 8, 2005
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Badreddine Ahtchi-Ali, Natasha Pfeiffer Campbell, John Robert Winters
  • Machine dishwashing compositions with a polymer having cationic monomer units
    Patent number: 6239091
    Abstract: A detergent or rinse aid composition which reduces spotting and filming on glassware cleaned in an automatic dishwashing machine is described. The composition contains an effective amount of a water soluble cationic or amphoteric polymer having at least one monomer unit having a cationic charge over a portion of the pH range of about 2 to about 11 in the wash or rinse cycle.
    Type: Grant
    Filed: May 11, 1998
    Date of Patent: May 29, 2001
    Assignee: Lever Brothers Company, division of Conopco, Inc.
    Inventors: Alla Tartakovsky, Joseph Oreste Carnali, John Robert Winters