Patents by Inventor Ralf Wiedemann

Ralf Wiedemann 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).

  • Detergent composition
    Patent number: 7973002
    Abstract: A composition comprising phthalimidoperhexanoic acid (PAP) is provided. The PAP has a particle size of 0.01 to 100 ?m and a particle size distribution with x(50) of less than 10 ?m. Preferably the composition is a detergent composition.
    Type: Grant
    Filed: May 9, 2006
    Date of Patent: July 5, 2011
    Assignee: Reckitt Benckiser N.V.
    Inventors: Daniele Fregonese, Chris Efstathios Housmekerides, Pavlinka Roy, Ralf Wiedemann
  • Process for Making a Pellet
    Publication number: 20110062620
    Abstract: The invention comprises a shaping process for making pellets of a thermoplastic extrudable resin composition. The resin composition comprises a thermoplastic polymer, plasticiser and optionally further additives. The plasticiser comprises a component which is solid at room temperature. The process is run at a temperature above the melting point of the plasticiser and below the melting/plastification temperature of the thermoplastic polymer.
    Type: Application
    Filed: November 18, 2010
    Publication date: March 17, 2011
    Applicant: Reckitt Benckiser N.V.
    Inventors: Francesc AYATS, Diana Oehms, Pavlinka Roy, Jordi Salvador, Ralf Wiedemann
  • Cleaning compositions packaged in ethoxylated polyvinylalcohol materials
    Patent number: 7906471
    Abstract: Use of a film forming material comprising an ethoxylated poly(vinylalcohol) for the manufacturing of water-soluble packaging for a detergent composition or related material.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: March 15, 2011
    Assignee: Reckitt Benckiser N.V.
    Inventors: Ralf Wiedemann, Marcus Guzman, Roger Kaiser
  • Composition
    Publication number: 20110053819
    Abstract: The present invention relates to compositions comprising polyaspartic acid (PAS) derivatives and the use of said compositions in washing processes, especially in automatic dishwashing.
    Type: Application
    Filed: January 23, 2009
    Publication date: March 3, 2011
    Inventors: Judith Preuschen, Ralf Wiedemann
  • Water soluble container with rigid spacer
    Patent number: 7891515
    Abstract: A water-soluble container comprising a first compartment containing a first composition, a second compartment containing a second composition and a rigid spacer located in the first compartment and/or the second compartment, such that a wall or wall section of the first and/or second compartment is prevented from contacting a wall or wall section of the other compartment.
    Type: Grant
    Filed: August 5, 2003
    Date of Patent: February 22, 2011
    Assignee: Reckitt Benckiser (UK) Limited
    Inventors: Philippe Bourgoin, Paul John Duffield, Fabienne Miler, Ralf Wiedemann
  • Composition
    Publication number: 20100331230
    Abstract: A particulate material comprising a bleach catalyst wherein the particles of the bleach catalyst have a coating and the weight ratio of the coating to the bleach catalyst is in the range of from 10-60 wt %. The particulate material exhibits good stability.
    Type: Application
    Filed: September 26, 2008
    Publication date: December 30, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Kai Heppert, Stefan Frey, Ralf Wiedemann, Ralf Hofsaess, Christian Schneeweiss
  • Detergent Composition
    Publication number: 20100292120
    Abstract: A detergent composition comprising an enzyme and a bleaching compound and comprising two or more distinct regions, wherein the enzyme is located in a first distinct region and the bleaching compound is located in a second distinct region and further wherein a builder comprising an amino acid based compound and/or succinate based compound is located in the first distinct region. The compositions exhibit improved stability of the enzyme.
    Type: Application
    Filed: September 26, 2008
    Publication date: November 18, 2010
    Applicant: Reckitt Benckiser N.V
    Inventors: Diana Oehms, Roy Palvlinka, Ralf Wiedemann
  • Composition
    Publication number: 20100240565
    Abstract: Disclosed is use of an aqueous composition comprising a bleach and an optical brightener as a pre-treatment composition in a laundry/fabric washing operation, as well as compositions and dispensing devices comprising the pre-treatment composition.
    Type: Application
    Filed: February 19, 2010
    Publication date: September 23, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Fabio CORRADINI, Fabio D'AMICO, Ralf WIEDEMANN
  • PROCESS FOR PREPARING A WATER-SOLUBLE CONTAINER WITH TWO COMPARTMENTS
    Publication number: 20100180549
    Abstract: A process for preparing a water-soluble container comprising at least two compartments which comprises: a. forming a first pocket in a first water-soluble film by thermoforming or vacuum forming the first water-soluble film in a mould; b. filling the first pocket with a first composition; c. closing the first pocket with a second water-soluble film to produce an intermediate container; d. moving the intermediate container by deforming the mould to provide a second pocket; e. filling the second pocket with a second composition; and f. closing the second pocket with a third water-soluble film.
    Type: Application
    Filed: January 5, 2010
    Publication date: July 22, 2010
    Applicant: RECKITT BENCKISER N.V.
    Inventors: FRANCESC AYATS, FREDERIC MOREUX, JORDI SALVADOR, RALF WIEDEMANN
  • CLEANING COMPOSITIONS PACKAGED IN ETHOXYLATED POLYVINYLALCOHOL MATERIALS
    Publication number: 20100167974
    Abstract: Use of a film forming material comprising an ethoxylated poly(vinylalcohol) for the manufacturing of water-soluble packaging for a detergent composition or related material.
    Type: Application
    Filed: March 12, 2010
    Publication date: July 1, 2010
    Applicant: RECKITT BENCKISER N.V.
    Inventors: Ralf Wiedemann, Marcus Guzman, Roger Kaiser
  • Dosage Element and a Method of Manufacturing a Dosage Element
    Publication number: 20100139695
    Abstract: A dosage element of a type to be consumed in use in a ware washing machine comprises an outer casing formed during a preliminary manufacturing process, whereby said outer casing is provided with two compartments respectively containing first and second substances, the two compartments being separated by an insert which forms one or more internal separation walls.
    Type: Application
    Filed: January 17, 2008
    Publication date: June 10, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Ralf Wiedemann, Pavlinka Roy, Frederic Moreux
  • Detergent Composition
    Publication number: 20100132741
    Abstract: The present invention relates to a detergent composition comprising at least one surfactant, at least one biodegradable builder and, at least one source of metal ions, wherein the metal ions are selected from zinc; tin; magnesium; calcium; strontium; titanium; zirconium; manganese; and/or bismuth. The composition is especially suitable for use as a dishwasher detergent composition. The present invention also relates to methods for using such a composition as well as methods of washing dishes with the composition.
    Type: Application
    Filed: December 21, 2007
    Publication date: June 3, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Stefan Frey, Laurence Geret, Judith Preuschen, Ralf Wiedemann
  • Dosage Element and a Method of Manufacturing a Dosage Element
    Publication number: 20100113318
    Abstract: A dosage element to be consumed in use in a ware washing machine, the dosage element comprises a container, whereby the container encloses a non-consolidated particulate composition and a gel in direct contact with one another.
    Type: Application
    Filed: January 17, 2008
    Publication date: May 6, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Ralf Wiedemann, Pavlinka Roy, Frederic Moreux
  • Method of cleaning dishes with cleaning compositions packaged in ethoxylated polyvinylalcohol materials
    Patent number: 7708840
    Abstract: Method of cleaning dishes in an automatic dishwashing machine comprising providing film material consisting essentially of an ethoxylated poly(vinylalcohol) material enclosing a dishwasher detergent composition to an automatic dishwashing machine.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: May 4, 2010
    Assignee: Reckitt Benckiser N.V.
    Inventors: Ralf Wiedemann, Marcus Guzmann, Roger Kaiser
  • Dosage Element and a Method of Manufacturing a Dosage Element
    Publication number: 20100101612
    Abstract: This invention concerns dosage elements for a ware washing machine and a method of manufacturing such dosage elements. In embodiments of the invention a dosage element comprises first (10) and second (20) joined parts, wherein the first part (10) is a part which, prior to joining with the second part (20), comprised an open receptacle and wherein the second part (20) comprises a substrate carrying a plurality of mutually separated substances A, B, C arranged in side by side relation. The second part (20) is joined to said first part (10) so as to close said receptacle and enclose said substances within it. Dosage elements produced in the inventive method are pleasant to handle, whilst being surprisingly resistant to damage in handling or transit.
    Type: Application
    Filed: January 17, 2008
    Publication date: April 29, 2010
    Applicant: Reckitt Benckiser N.V.
    Inventors: Ralf Wiedemann, Pavlinka Roy, Frederic Moreux
  • Dosage Element and a Method of Manufacturing a Dosage Element
    Publication number: 20100105596
    Abstract: Dosage elements to be consumed in use in a ware washing machine are made by (a) forming a main container part within a cavity of a mould; (b) providing the main container part with a first substance; (c) adhering a second substance to the underside of a part which is to form a lid of the dosage element; and (d) sealing the lid-forming part to the main container part so as to close the main container part and enclose the first and second substances within it; wherein the second substance covers at least 5% of the free area of the lid-forming part.
    Type: Application
    Filed: January 17, 2008
    Publication date: April 29, 2010
    Inventors: Ralf Wiedemann, Pavlinka Roy, Frederic Moreux
  • Detergent Composition and Method
    Publication number: 20100093587
    Abstract: An automatic dishwashing machine cleaning composition for use during one or more wash and/or rinse cycle(s) of the dishwashing machine, the composition having an alkaline pH and comprising at least one non-starch carbohydrase which exhibits activity at a pH of 8 or above. A method of using said composition is also disclosed.
    Type: Application
    Filed: September 19, 2007
    Publication date: April 15, 2010
    Applicant: RECKITT BENCKISER N.V.
    Inventors: Judith Preuschen, Claudia Schmaelzle, Dagmar Roth, Ralf Wiedemann
  • Composition
    Publication number: 20100081599
    Abstract: A dishwasher detergent composition, preferably pH neutral, and comprising a strong biodegradable builder and optionally a bleach, and optionally a sulfonated polymer.
    Type: Application
    Filed: October 23, 2009
    Publication date: April 1, 2010
    Applicant: RECKITT BENCKISER N.V.
    Inventors: Judith PREUSCHEN, Ralf WIEDEMANN
  • Process for producing a shaped detergent body with a high builder content
    Patent number: 7618932
    Abstract: A process for producing a shaped detergent body having a solid component comprising at least 65 wt % of builders, wherein the process comprises injection molding.
    Type: Grant
    Filed: October 11, 2004
    Date of Patent: November 17, 2009
    Assignee: Reckitt Benckiser N.V
    Inventors: Judith Preuschen, Ralf Wiedemann
  • DETERGENT BODY
    Publication number: 20090227484
    Abstract: The invention provides multi-phase detergent body comprises in one phase a dispersible/soluble detergent formulation and in a second phase a non-water soluble/dispersible body which, at least partially, encloses the detergent formulation. The body is prepared in an injection moulding process. Also provided is an injection moulding process for the preparation of a multi-phase detergent body.
    Type: Application
    Filed: April 5, 2006
    Publication date: September 10, 2009
    Applicant: RECKITT BENCKISER N.V.
    Inventors: Judith Preuschen, Ralf Wiedemann