Patents by Inventor Wouter WALRAVENS

Wouter WALRAVENS 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: 20260345463
    Abstract: Compositions are disclosed herein comprising (i) about 20-70 wt % of at least one organic solvent, (ii) about 20-50 wt % of at least one cationic alpha-glucan ether derivative, and (iii) less than about 45 wt % water. At least about 50% of the glycosidic linkages of the cationic alpha-glucan ether derivative are alpha-1,6 linkages and the ether derivative has a degree of substitution (DoS) of about 0.001 to about 3.0 with at least one ether-linked positively charged organic group. Further disclosed are methods for producing these compositions, as well as using them as ingredients in various products.
    Type: Application
    Filed: October 12, 2023
    Publication date: November 5, 2026
    Inventors: Michael D. Gagnon, Helen S. M. Lu, Ilkka Ilari Kruus, Takenori Kashimura, Mark Robert Sivik, Wouter Walravens, Karel Jozef Maria Depoot, Antonio Quintieri, Kristine Lynn Niehaus, Katrien Van Roey
  • Patent number: 12781158
    Abstract: The present invention relates to a process for making a water-soluble unit dose article. The present invention also contemplates a process for making a premix.
    Type: Grant
    Filed: May 31, 2023
    Date of Patent: November 3, 2026
    Assignee: The Procter & Gamble Company
    Inventors: Wouter Walravens, Karel Jozef Maria Depoot, Mark Robert Sivik, Antonio Quintieri, Kristine Lynn Niehaus, Katrien Van Roey, Helen Lu, Michael D. Gagnon, Ilkka Ilari Kruus
  • Publication number: 20260317658
    Abstract: A liquid composition including i) from 5% to 90% by weight of the composition of a nonionic material selected from the group consisting of non-ionic surfactants, non-aqueous organic solvents, and a mixture thereof; ii) from 1% to 50% by weight of the composition of perfume capsules, wherein the capsules have a core and a shell and wherein the shell surrounds the core; wherein the core includes a perfume, wherein the shell includes a polymeric material that is the reaction product of chitosan and a cross-linking agent system, iii) up to 25% by weight of the composition of water; and iv) less than 5% by weight of the composition of anionic surfactant.
    Type: Application
    Filed: March 17, 2026
    Publication date: October 15, 2026
    Inventors: Mattia COLLU, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Johan SMETS, Wouter WALRAVENS
  • Publication number: 20260297474
    Abstract: A liquid composition including i) from 5% to 90% by weight of the composition of a nonionic material selected from the group consisting of non-ionic surfactants, non-aqueous organic solvents, and a mixture thereof; ii) from 1% to 50% by weight of the composition of perfume capsules, wherein the capsules have a core and a shell and wherein the shell surrounds the core wherein the core includes a perfume; iii) from 0.01% to 5% by weight of the composition of a polysaccharide-based cationic polymer; iv) up to 25% by weight of the composition of water; and v) less than 5% by weight of the composition of anionic surfactant.
    Type: Application
    Filed: March 17, 2026
    Publication date: October 1, 2026
    Inventors: An PINTENS, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Johan SMETS, Wouter WALRAVENS, Pierre Daniel VERSTRAETE
  • Publication number: 20260297470
    Abstract: A method of laundering a fabric in an automatic washing machine using a water-soluble unit dose article including a detergent composition and a water-soluble film, the detergent composition including a surfactant system including an anionic surfactant and a nonionic surfactant in a weight ratio of from 4:1 to 1:2 and a cleaning additive selected from the group consisting of a cleaning polymer, a zwitterionic polyamine, an enzyme system, a chelant, and a mixture thereof, the method including the steps of: a) delivering the water-soluble unit dose article to the washing machine; b) delivering water to the washing machine to release the detergent composition and to achieve a water/detergent dilution of from about 200 to about 700 ml water/g detergent, to create a wash liquor including from 400 to 700 ppm of total surfactant; c) exposing the fabric to the wash liquor resulting from step b; and d) optionally rinsing the fabric; and e) optionally drying the fabric.
    Type: Application
    Filed: March 18, 2026
    Publication date: October 1, 2026
    Inventors: Amanda Georgiana BOWES, Karel Jozef Maria DEPOOT, Robby Renilde François KEULEERS, Steven George PATTERSON, Wouter WALRAVENS
  • Publication number: 20260159780
    Abstract: Treatment compositions, such as fabric care or dish care compositions, include poly alpha-1,6-glucan ether compounds, which include poly alpha-1,6-glucans substituted with at least one positively charged organic group, the compounds being characterized by, for example, a degree of substitution of about 0.001 to about 3.0, and optionally, where about 3% or more of the backbone glucose monomer units have branches via alpha-1,2- and/or alpha-1,3-glycosidic linkages. Methods related to making and using such compositions.
    Type: Application
    Filed: April 17, 2025
    Publication date: June 11, 2026
    Inventors: Mark Robert SIVIK, Carola BARRERA, Kristine Lynn FLITER, Karel Jozef Maria DEPOOT, Wouter WALRAVENS, Cedric Joseph VOLONT, Claire Rebecca YATES, Julie Ann MENKHAUS, David GOOD, Gang SI, Ruth CHILTON, Michael D. GAGNON, Brandon J. BURKHART, Helen LU, Weiming QIU, Kathleen Mary MCDONOUGH
  • Publication number: 20250382554
    Abstract: A water-soluble unit-dose detergent article comprising a water-soluble film and a liquid detergent composition, wherein the detergent composition includes from 45% to 65% by weight of the composition of a non-soap surfactant system comprising anionic non-soap surfactant and nonionic surfactant; from 0% to 3.5% by weight of the composition of fatty acid, from 5% to 25% by weight of the composition of organic solvent; and from 5% to 25% by weight of the composition of water, wherein the fatty acid weight % and the anionic non-soap surfactant to non-ionic surfactant weight ratio falls into a triangle of a (fatty acid weight %, anionic non-soap surfactant to non-ionic surfactant weight ratio) coordinate graph defined by the following coordinates: (0, 4.5), (0, 2) and (3.5, 2).
    Type: Application
    Filed: June 13, 2025
    Publication date: December 18, 2025
    Inventors: Kevin BEKAERT, Karel Jozef Maria DEPOOT, Wouter WALRAVENS
  • Publication number: 20250326989
    Abstract: A unit-dose article comprising a water-soluble film creating a first compartment and a second compartment, wherein the first compartment includes a first liquid composition wherein the first liquid composition includes: i) from more than 5% to 90% by weight of the first liquid composition of an alcohol alkoxylated nonionic surfactant; ii) less than 20% by weight of the first liquid composition of polyethylene glycol having a number average molecular weight of from 200 Da to 1000 Da and/or less than 4% by weight of the first liquid composition of propylene glycol; iii) from 1 to 50% by weight of the first liquid composition of perfume capsules; iv) from 1 to 25% by weight of the first liquid composition of water; and v) less than 5% by weight of the first liquid composition of anionic surfactant.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Karel Jozef Maria DEPOOT, Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250326990
    Abstract: A unit-dose article comprising a water-soluble film creating a first compartment and a second compartment, wherein the first compartment comprises a first liquid composition wherein the first liquid composition comprises: i) from more than 16% to 90% by weight of the first composition of an alcohol alkoxylated nonionic surfactant; ii) from 1 to 50% by weight of the first liquid composition of perfume capsules; iii) from 1 to 25% by weight of the first liquid composition of water; and iv) less than 5% by weight of the first liquid composition of anionic surfactant.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Karel Jozef Maria DEPOOT, Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250326995
    Abstract: A liquid composition including: i) from 5 to 90% by weight of the composition of an ethylene oxide-propylene oxide triblock copolymer having one of the following structures: a) an ethylene oxide-propylene oxide-ethylene oxide (EO/PO/EO) triblock copolymer, wherein the copolymer includes a first EO block, a second EO block and PO block and wherein the first EO block and the second EO block are linked to the PO block; b) a propylene oxide-ethylene oxide-propylene oxide (PO/EO/PO) triblock copolymer, wherein the copolymer includes a first PO block, a second PO block and EO block and wherein the first PO block and the second PO block are linked to the EO block; ii) from 1 to 50% by weight of the composition of perfume capsules; iii) less than 25% by weight of the composition of water; and iv) less than 5% by weight of the composition of anionic surfactant.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250326996
    Abstract: A liquid composition comprising: i) from 5 to 90% by weight of the composition of a non-aqueous solvent selected from the group consisting of alkoxylated polyol, alkoxylated polyol ester, and a mixture thereof, wherein the polyol has from 3 to 5 hydroxyl groups; and ii) from 1 to 50% by weight of the composition of perfume capsules; and iii) less than 25% by weight of the composition of water.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Karel Jozef Maria DEPOOT, Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan Smets
  • Publication number: 20250326997
    Abstract: A liquid composition comprising: i) from about 5 to about 90% by weight of the composition of polypropylene glycol having a number average molecular weight of from about 700 Da to about 5000 Da; ii) from about 1 to about 50% by weight of the composition of perfume capsules; iii) less than about 25% by weight of the composition of water; and iv) preferably less than about 5% by weight of the composition of anionic surfactant.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250326998
    Abstract: A unit-dose article including a water-soluble film creating a first compartment and a second compartment, wherein the first compartment includes a first liquid composition including: i) from 5 to 90% by weight of the first liquid composition of: glycerol wherein the composition is free of polyethylene glycol having a number average molecular weight of from 200 Da to 1000 Da; or glycerol and polyethylene glycol, having a number average molecular weight of from 200 Da to 1000 Da, in a weight ratio of at least 1.5, preferably at least 2; ii) from 1 to 50% by weight of the first liquid composition of perfume capsules; iii) from 1 to 25% by weight of the first liquid composition of water; and iv) less than 5% by weight of the first liquid composition of anionic surfactant.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250327001
    Abstract: A unit-dose article comprising a water-soluble film creating a first compartment and a second compartment, wherein the first compartment includes a first liquid composition wherein the first liquid composition comprises: i) from 5 to 90% by weight of the first liquid composition of polyglycerol; and ii) from 1 to 50% by weight of the first liquid composition of perfume capsules; and iii) less than 25% by weight of the first liquid composition of water.
    Type: Application
    Filed: April 16, 2025
    Publication date: October 23, 2025
    Inventors: Karel Jozef Maria DEPOOT, Amanda Kiser JUKES, Julien Christian LABIE, Pieter Jan Maria SAVEYN, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Johan SMETS
  • Publication number: 20250197779
    Abstract: Water-soluble unit dose article containing a laundry detergent composition containing a capsule having a core and a shell.
    Type: Application
    Filed: December 5, 2024
    Publication date: June 19, 2025
    Inventors: Mattia COLLU, Julien Christian LABIE, Laura ORLANDINI, Pieter Jan Maria SAVEYN, Johan SMETS, Cédric Marc TAHON, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Travis Ian BARDSLEY, Sonia Marcela MALAGON GOMEZ, Linsheng FENG, Dominick Joseph VALENTI
  • Publication number: 20250197781
    Abstract: A laundry treatment composition includes a delivery particle. The delivery particle includes a core and shell surrounding the core, and the core includes a perfume and the shell includes a polymeric material that is the reaction product of chitosan. The reaction product of chitosan is derived from an aqueous phase and a cross-linking agent. The cross-linking agent includes an isocyanate component, the isocyanate component including a mixture of two or more di- and/or poly-isocyanates, derived from an oil phase, the di- and/or poly-isocyanates each including an aromatic moiety; and the mixture of di- and/or poly-isocyanates including an aromatic moiety includes at least one alpha-aromatic isocyanate and at least one beta-aromatic isocyanate.
    Type: Application
    Filed: December 12, 2024
    Publication date: June 19, 2025
    Inventors: Eduard Andres CAICEDO CASSO, Mattia COLLU, Zoe DYTER, Julien Christian LABIE, Laura ORLANDINI, Pieter Jan Maria SAVEYN, Johan SMETS, Cédric Marc TAHON, Pierre Daniel VERSTRAETE, Wouter WALRAVENS, Travis Ian BARDSLEY, Sonia Marcela MALAGON GOMEZ, Linsheng FENG, Dominick Joseph VALENTI
  • Patent number: 12297408
    Abstract: Treatment compositions, such as fabric care or dish care compositions, that include poly alpha-1,6-glucan ether compounds, which include poly alpha-1,6-glucans substituted with at least one positively charged organic group, the compounds being characterized by, for example, a degree of substitution of about 0.001 to about 3.0, and optionally, where about 3% or more of the backbone glucose monomer units have branches via alpha-1,2- and/or alpha-1,3-glycosidic linkages. Methods related to making and using such compositions.
    Type: Grant
    Filed: January 12, 2024
    Date of Patent: May 13, 2025
    Assignee: The Procter & Gamble Company
    Inventors: Mark Robert Sivik, Carola Barrera, Kristine Lynn Fliter, Karel Jozef Maria Depoot, Wouter Walravens, Cedric Joseph Volont, Claire Rebecca Yates, Julie Ann Menkhaus, David Good, Gang Si, Ruth Chilton, Michael D. Gagnon, Brandon J. Burkhart, Helen Lu, Weiming Qiu, Kathleen Mary McDonough
  • Publication number: 20250002812
    Abstract: A water-soluble unit dose article comprising a concentrated laundry detergent composition, wherein the laundry detergent composition comprises from 50% to 65% by weight of the composition of non-soap surfactant comprising anionic non-soap surfactant and nonionic surfactant; wherein the nonionic surfactant comprises alcohol ethoxylate surfactant and the weight ratio of non-soap anionic surfactant to non-ionic surfactant is less than or equal to 1.5:1; from 5% to 20% by weight of the composition of organic solvent; and from 5% to 25% by weight of the composition of water.
    Type: Application
    Filed: June 25, 2024
    Publication date: January 2, 2025
    Inventors: Kevin BEKAERT, Karel Jozef Maria DEPOOT, Wouter WALRAVENS
  • Publication number: 20250002825
    Abstract: A water-soluble unit dose article comprising a concentrated laundry detergent composition, wherein the laundry detergent composition comprises from 45% to 65% by weight of the composition of non-soap surfactant comprising anionic non-soap surfactant and nonionic surfactant wherein the composition comprises more than 25% by weight of the composition of non-soap anionic surfactant; wherein the nonionic surfactant comprises alcohol ethoxylate surfactant and the weight ratio of non-soap anionic surfactant to non-ionic surfactant is less than or equal to 1.5:1; from 5% to 20% by weight of the composition of organic solvent; and from 5% to 25% by weight of the composition of water.
    Type: Application
    Filed: June 25, 2024
    Publication date: January 2, 2025
    Inventors: Kevin BEKAERT, Karel Jozef Maria DEPOOT, Wouter WALRAVENS
  • Publication number: 20250002813
    Abstract: A water-soluble unit dose article comprising a concentrated laundry detergent composition, wherein the laundry detergent composition comprises from 45% to 65% by weight of the composition of non-soap surfactant comprising anionic non-soap surfactant and nonionic surfactant, wherein the anionic non-soap surfactant comprises linear alkylbenzene sulphonate; from 1% to 6% by weight of the composition of fatty acid; from 5% to 20% by weight of the composition of organic solvent; and from 5% to 25% by weight of the composition of water, wherein the nonionic surfactant comprises alcohol alkoxylate surfactant and the weight ratio of non-soap anionic surfactant to non-ionic surfactant is less than 2:1.
    Type: Application
    Filed: June 25, 2024
    Publication date: January 2, 2025
    Inventors: Kevin BEKAERT, Karel Jozef Maria DEPOOT, Wouter WALRAVENS