Patents by Inventor Igor Galaev

Igor Galaev 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: 20210371445
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises kaurenoic acid in an amount of no more than 150 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.0 or below. The invention also relates to a method for reducing the kaurenoic acid content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises kaurenoic acid; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.
    Type: Application
    Filed: August 17, 2021
    Publication date: December 2, 2021
    Inventors: Robert GEERTMAN, Igor GALAEV
  • Publication number: 20210310034
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises nitrogen in an amount of no more than about 1000 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution. The invention also relates to a method for reducing the nitrogen content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises nitrogen; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution, thereby to reduce the amount of nitrogen in the steviol glycoside composition.
    Type: Application
    Filed: June 18, 2021
    Publication date: October 7, 2021
    Inventors: Robert GEERTMAN, Igor GALAEV
  • Patent number: 11124535
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises kaurenoic acid in an amount of no more than 150 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.0 or below. The invention also relates to a method for reducing the kaurenoic acid content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises kaurenoic acid; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: September 21, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Robert Geertman, Igor Galaev
  • Patent number: 11117916
    Abstract: The present invention relates a process for the recovery of one or more steviol glycosides from a steviol glycoside-containing fermentation broth, which method comprises (a) providing a fermentation broth comprising one or more steviol glycosides and one or more non-steviol glycoside components; (b) separating the liquid phase of the broth from the solid phase of the broth; (c) providing an adsorbent resin; (d) contacting the liquid phase of the broth with the adsorbent resin in order to separate at least a portion of the one or more steviol glycosides from the non-steviol glycoside components, thereby to recover one or more steviol glycosides from the fermentation broth containing one or more steviol glycosides. The invention also relates to a purified steviol glycoside composition prepared using such a process.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: September 14, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventor: Igor Galaev
  • Publication number: 20210244058
    Abstract: The invention relates to the field of food ingredients, specifically to sweeteners, more specifically to steviol glycoside aggregates and Rebaudioside M aggregates with a specific particle size range.
    Type: Application
    Filed: July 18, 2019
    Publication date: August 12, 2021
    Inventors: Igor GALAEV, Ferdinand Antoine SPROS
  • Patent number: 11066688
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises nitrogen in an amount of no more than about 1000 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution. The invention also relates to a method for reducing the nitrogen content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises nitrogen; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution, thereby to reduce the amount of nitrogen in the steviol glycoside composition.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: July 20, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Robert Geertman, Igor Galaev
  • Publication number: 20200361979
    Abstract: The present invention relates a process for the recovery of one or more steviol glycosides from a steviol glycoside-containing fermentation broth, which method comprises (a) providing a fermentation broth comprising one or more steviol glycosides and one or more non-steviol glycoside components; (b) separating the liquid phase of the broth from the solid phase of the broth; (c) providing an adsorbent resin; (d) contacting the liquid phase of the broth with the adsorbent resin in order to separate at least a portion of the one or more steviol glycosides from the non-steviol glycoside components, thereby to recover one or more steviol glycosides from the fermentation broth containing one or more steviol glycosides. The invention also relates to a purified steviol glycoside composition prepared using such a process.
    Type: Application
    Filed: May 7, 2020
    Publication date: November 19, 2020
    Inventor: Igor GALAEV
  • Patent number: 10689410
    Abstract: The present invention relates a process for the recovery of one or more steviol glycosides from a steviol glycoside-containing fermentation broth, which method comprises (a) providing a fermentation broth comprising one or more steviol glycosides and one or more non-steviol glycoside components; (b) separating the liquid phase of the broth from the solid phase of the broth; (c) providing an adsorbent resin; (d) contacting the liquid phase of the broth with the adsorbent resin in order to separate at least a portion of the one or more steviol glycosides from the non-steviol glycoside components, thereby to recover one or more steviol glycosides from the fermentation broth containing one or more steviol glycosides. The invention also relates to a purified steviol glycoside composition prepared using such a process.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: June 23, 2020
    Assignee: DSM IP ASSETS B.V.
    Inventor: Igor Galaev
  • Publication number: 20190194240
    Abstract: A method for purifying rebaudioside M, which method comprises: (a) providing a solution comprising rebaudioside M at a concentration of at least about 10 g/L and at a purity of at least about 10% by weight on a dry basis; and (b) crystallizing from the solution a high purity composition comprising rebaudioside M, thereby to purify rebaudioside M.
    Type: Application
    Filed: August 9, 2017
    Publication date: June 27, 2019
    Inventors: Igor GALAEV, Robertus Mattheus DE PATER
  • Publication number: 20190169220
    Abstract: A method for purifying rebaudioside A, which method comprises: (a) providing a solution comprising rebaudioside A; (b) concentrating the said solution; and (c) crystallizing from the solution a high purity composition comprising rebaudioside A, thereby to purify rebaudioside A.
    Type: Application
    Filed: August 9, 2017
    Publication date: June 6, 2019
    Inventors: Igor GALAEV, Manas Ranjan SAHOO
  • Patent number: 10196630
    Abstract: The present invention relates to immobilized proline-specific endoprotease, wherein the proline-specific endoprotease is immobilized on a carrier comprising methacrylate which has been functionalized with amino dimethylene, and wherein the carrier has a particle size range of 100 to 400 ?m. The invention also relates to a process for producing beer comprising the steps of preparing a mash, fermenting the beer, and stabilizing the beer, wherein the beer is incubated with the immobilized proline-specific endoprotease.
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: February 5, 2019
    Assignee: DSM IP ASSETS B.V.
    Inventors: Aida Hiseni, Igor Galaev, Luppo Edens
  • Publication number: 20180371003
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises kaurenoic acid in an amount of no more than 150 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.0 or below. The invention also relates to a method for reducing the kaurenoic acid content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises kaurenoic acid; combining the steviol glycoside composition with a solvent to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the steviol glycoside solution, wherein the crystallization is carried out at pH7.
    Type: Application
    Filed: July 11, 2016
    Publication date: December 27, 2018
    Inventors: Robert GEERTMAN, Igor GALAEV
  • Publication number: 20180371516
    Abstract: The present invention relates to a composition comprising one or more steviol glycosides which composition comprises nitrogen in an amount of no more than about 1000 ppm. The invention also relates to a method for preparing a steviol glycoside composition, which method comprises: providing a steviol glycoside composition; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution. The invention also relates to a method for reducing the nitrogen content of a steviol glycoside composition, which method comprises: providing a steviol glycoside composition which comprises nitrogen; combining the steviol glycoside composition with water to form a steviol glycoside solution; and crystallizing a steviol glycoside composition from the solution, thereby to reduce the amount of nitrogen in the steviol glycoside composition.
    Type: Application
    Filed: July 11, 2016
    Publication date: December 27, 2018
    Inventors: Robert GEERTMAN, Igor GALAEV
  • Publication number: 20180257458
    Abstract: An air conditioning system for use with a vehicle is configured to provide conditioned air. The air conditioning system includes a controller configured to vary a flow of the conditioned air and the controller is arranged to be cooled by the conditioned air.
    Type: Application
    Filed: March 9, 2018
    Publication date: September 13, 2018
    Inventors: Adel Gergis, Igor Galaev, Eric Weiss
  • Publication number: 20180222935
    Abstract: The present invention relates a process for the recovery of one or more steviol glycosides from a steviol glycoside-containing fermentation broth, which method comprises (a) providing a fermentation broth comprising one or more steviol glycosides and one or more non-steviol glycoside components; (b) separating the liquid phase of the broth from the solid phase of the broth; (c) providing an adsorbent resin; (d) contacting the liquid phase of the broth with the adsorbent resin in order to separate at least a portion of the one or more steviol glycosides from the non-steviol glycoside components, thereby to recover one or more steviol glycosides from the fermentation broth containing one or more steviol glycosides. The invention also relates to a purified steviol glycoside composition prepared using such a process.
    Type: Application
    Filed: February 8, 2018
    Publication date: August 9, 2018
    Inventor: Igor GALAEV
  • Publication number: 20160183575
    Abstract: The present invention relates to a process for the preparation of a sweetener composition which method comprises:-providing a liquid composition comprising at least one steviol glycoside; and-heating the said liquid composition to at least about 90° C. for at least about 15 minutes, wherein the said heating is carried out in the presence of: a substance which inhibits nucleation and/or growth of steviol glycoside crystals; and/or in the presence of a substance which enables conversion of at least part of the steviol glycoside in the heating step into a substance which inhibits nucleation and/or growth of steviol glycoside crystals, thereby to prepare a sweetener composition. The invention also relates to a sweetener composition which is a liquid comprising at least one steviol glycoside and which is stable for at least about 6 days.
    Type: Application
    Filed: July 31, 2014
    Publication date: June 30, 2016
    Applicant: DSM IP ASSETS B.V.
    Inventors: Igor GALAEV, Henriëtte Maria Wilhelmina Jacoba Catharina UIJEN, Peter Philip LANKHORST
  • Publication number: 20160185813
    Abstract: The present invention relates a process for the recovery of one or more steviol glycosides from a steviol glycoside-containing fermentation broth, which method comprises (a) providing a fermentation broth comprising one or more steviol glycosides and one or more non-steviol glycoside components; (b) separating the liquid phase of the broth from the solid phase of the broth; (c) providing an adsorbent resin; (d) contacting the liquid phase of the broth with the adsorbent resin in order to separate at least a portion of the one or more steviol glycosides from the non-steviol glycoside components, thereby to recover one or more steviol glycosides from the fermentation broth containing one or more steviol glycosides. The invention also relates to a purified steviol glycoside composition prepared using such a process.
    Type: Application
    Filed: July 31, 2014
    Publication date: June 30, 2016
    Inventor: Igor GALAEV
  • Publication number: 20160153017
    Abstract: The present invention relates to a recombinant microorganism whereby expression of nucleotide sequence(s) confer(s) on the microorganism the ability to produce at least rebaudioside M. Such a recombinant microorganism may be used in a method of production of rebaudioside M.
    Type: Application
    Filed: July 15, 2014
    Publication date: June 2, 2016
    Inventors: Robertus Antonius Mijndert VAN DER HOEVEN, Igor GALAEV, Viktor Marius BOER
  • Publication number: 20160102300
    Abstract: The present invention relates to immobilized proline-specific endoprotease, wherein the proline-specific endoprotease is immobilized on a carrier comprising methacrylate which has been functionalized with amino dimethylene, and wherein the carrier has a particle size range of 100 to 400 ?m. The invention also relates to a process for producing beer comprising the steps of preparing a mash, fermenting the beer, and stabilizing the beer, wherein the beer is incubated with the immobilized proline-specific endoprotease.
    Type: Application
    Filed: June 2, 2014
    Publication date: April 14, 2016
    Inventors: Aida HISENI, Igor GALAEV, Luppo EDENS
  • Patent number: 7967986
    Abstract: A process for adsorption-based separation of bioparticles from an aqueous suspension containing such bioparticles is disclosed which process comprises a) bringing said aqueous suspension into contact with a macroporous cryogel monolith carrying on its surface a ligand capable of interacting specifically or non-specifically with a receptor on the surface of a bioparticle to be separated to adsorb said bioparticle to said macroporous cryogen monolith; and b) liberating said bioparticle from said macroporous cryogel monolith by elution, wherein said macroporous cryogel monolith is subjected to a physical deformation in conjunction with exposure to eluting medium.
    Type: Grant
    Filed: May 11, 2006
    Date of Patent: June 28, 2011
    Assignee: Protista Biotechnology AB
    Inventors: Bo Mattiasson, Igor Galaev, Ashok Kumar, Maria Dainiak