Patents by Inventor Jean-Pierre Lhonneur

Jean-Pierre Lhonneur 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).

  • Process for the preparation of purified ?-(1,3)-D-glucans
    Patent number: 10047169
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160°C.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: August 14, 2018
    Assignee: Cargill, Incorporated
    Inventors: Jacques André Christian Mazoyer, Jean-Pierre Lhonneur
  • Process for the preparation of purified ?-(1,3)-D-glucans
    Patent number: 10047170
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: August 14, 2018
    Assignee: Cargill, Incorporated
    Inventors: Jacques André Christian Mazoyer, Jean-Pierre Lhonneur
  • Process for the preparation of purified ?-(1,3)-D-glucans
    Patent number: 10047168
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: August 14, 2018
    Assignee: Cargill. Incorporated
    Inventors: Jacques André Christian Mazoyer, Jean-Pierre Lhonneur
  • Process for the preparation of purified ?-(1,3)-D-glucans
    Patent number: 10035863
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a to pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: July 31, 2018
    Assignee: Cargill, Incorporated
    Inventors: Jacques André Christian Mazoyer, Jean-Pierre Lhonneur
  • Process for the preparation of purified ?-(1,3)-D-glucans
    Patent number: 9951147
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Grant
    Filed: September 4, 2008
    Date of Patent: April 24, 2018
    Assignee: Cargill, Incorporated
    Inventors: Jacques Mazoyer, Jean-Pierre Lhonneur
  • PROCESS FOR THE PREPARATION OF PURIFIED ß-(1,3)-D-GLUCANS
    Publication number: 20150038696
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Application
    Filed: October 16, 2014
    Publication date: February 5, 2015
    Applicant: Cargill, Incorporated
    Inventors: Jacques André Christian MAZOYER, Jean-Pierre Lhonneur
  • PROCESS FOR THE PREPARATION OF PURIFIED BETA-(1,3)-D-GLUCANS
    Publication number: 20150038699
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a to pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Application
    Filed: October 16, 2014
    Publication date: February 5, 2015
    Applicant: Cargill, Incorporated
    Inventors: Jacques AndréChristian Mazoyer, Jean-Pierre Lhonneur
  • PROCESS FOR THE PREPARATION OF PURIFIED ß-(1,3)-D-GLUCANS
    Publication number: 20150038697
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Application
    Filed: October 16, 2014
    Publication date: February 5, 2015
    Applicant: Cargill, Incorporated
    Inventors: Jacques André Christian MAZOYER, Jean-Pierre LHONNEUR
  • PROCESS FOR THE PREPARATION OF PURIFIED BETA-(1,3)-D-GLUCANS
    Publication number: 20150038698
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Application
    Filed: October 16, 2014
    Publication date: February 5, 2015
    Applicant: Cargill, Incorporated
    Inventors: Jacques André Christian MAZOYER, Jean-Pierre LHONNEUR
  • PROCESS FOR THE PREPARATION OF PURIFIED Beta-(1,3)-D-GLUCANS
    Publication number: 20110003982
    Abstract: There is provided a process for the preparation of purified ?-(1,3)-D-glucans, comprising the steps of providing an aqueous ?-(1,3)-D-glucan initial solution having a pH of above 11.0, filtering the aqueous ?-(1,3)-D-glucan initial solution to obtain a ?-(1,3)-D-glucan containing filtrate, adjusting the pH of the ?-(1,3)-D-glucan containing filtrate with an acid to a pH of below 5.0 to obtain an acidic ?-(1,3)-D-glucan solution, and heating the acidic ?-(1,3)-D-glucan solution to a temperature in the range of 60 to 160° C.
    Type: Application
    Filed: September 4, 2008
    Publication date: January 6, 2011
    Applicant: CARGILL, INCORPORATED
    Inventors: Jacques Mazoyer, Jean-Pierre Lhonneur
  • Method of drying carrageenans
    Patent number: 5001844
    Abstract: The invention relates to a method of drying carrageenans extracted from red algae by alkaline treatment in an aqueous medium. This method consists in subjecting the moist fibers to the action of microwaves at 100 to 10,000 MHz in such a way that the temperature of the mass does not exceed 100.degree. C. Application: preparation of carrageenans.
    Type: Grant
    Filed: May 29, 1990
    Date of Patent: March 26, 1991
    Assignee: Sanofi
    Inventors: Jean-Pierre Lhonneur, Jacky Lefrancois