Patents by Inventor Wolfgang Ulrich Spendel

Wolfgang Ulrich Spendel 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).

  • Patent number: 6809074
    Abstract: Compositions and methods which utilize certain modified starch-based polymer and/or oligomer materials, particularly modified amylose and/or modified amylopectin materials, as fabric treatment agents that can impart fabric appearance and integrity benefits to fabrics and textiles laundered in washing solutions which contain such materials. The modified starch-based polymer and/or oligomer materials can be added to wash solutions by incorporating them into a laundry and/or fabric care composition, a fabric softener or by adding them separately to the washing solution. The modified starch-based polymer and/or oligomer materials are described herein primarily as liquid or granular detergent additives but the present invention is not meant to be so limited.
    Type: Grant
    Filed: April 19, 2001
    Date of Patent: October 26, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Jennifer Leupin Moe, Wolfgang Ulrich Spendel
  • Publication number: 20020045562
    Abstract: Compositions and methods which utilize certain modified starch-based polymer and/or oligomer materials, particularly modified amylose and/or modified amylopectin materials, as fabric treatment agents that can impart fabric appearance and integrity benefits to fabrics and textiles laundered in washing solutions which contain such materials. The modified starch-based polymer and/or oligomer materials can be added to wash solutions by incorporating them into a laundry and/or fabric care composition, a fabric softener or by adding them separately to the washing solution. The modified starch-based polymer and/or oligomer materials are described herein primarily as liquid or granular detergent additives but the present invention is not meant to be so limited.
    Type: Application
    Filed: April 19, 2001
    Publication date: April 18, 2002
    Inventors: Jennifer Leupin Moe, Wolfgang Ulrich Spendel
  • Publication number: 20020016276
    Abstract: The present invention relates to yarn strength enhancing agents, preferably suitable for use in laundry and/or fabric care compositions and/or laundry and/or fabric care methods/processes, and more particularly, the present invention relates to products, compositions, preferably laundry and/or fabric care compositions containing such yarn strength enhancing agents and laundry and/or fabric care methods/processes employing such materials.
    Type: Application
    Filed: April 19, 2001
    Publication date: February 7, 2002
    Applicant: The Procter & Gamble Company
    Inventor: Wolfgang Ulrich Spendel