Patents by Inventor Jennifer Ann Leupin

Jennifer Ann Leupin 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).

  • Laundry detergent compositions with a combination of cyclic amine based polymers and hydrophobically modified carboxy methyl cellulose
    Patent number: 6835707
    Abstract: Detergent compositions and fabric conditioning compositions which include from about 0.01% to about 5.0% by weight of a mixture of cyclic amine based polymers, oligomers or copolymers and hydrophobically modified cellulosic based polymers or oligomers.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: December 28, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Rajan Keshav Panandiker, Jennifer Ann Leupin, William Conrad Wertz
  • Modified cellulose ethers
    Patent number: 6600033
    Abstract: The invention relates to a cellulose ether that is hydrophobically modified with an alkyl or alkenylketene dimer of general formula (I), in which R1 and R2 are alkyl or alkenyl chain, such as one having 5 to 22, preferably 13 to 20, most preferably 14 to 18 carbons. The product can be used in water-based products to control the rheological properties, for example. Objects of use include, for example, detergents, paper coating mixtures, paints, dispersing agents, and oil drilling muds.
    Type: Grant
    Filed: June 19, 2000
    Date of Patent: July 29, 2003
    Assignee: Metsa Specialty Chemicals Oy
    Inventors: Mikko Lähteenmäki, Heidi Känköhen, Göran Kloow, Oliver Ruppert, Jennifer Ann Leupin, Eugene Paul Gosselink
  • Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewith
    Patent number: 6384011
    Abstract: Compositions and methods which utilize certain cellulosic based polymer or oligomer 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.
    Type: Grant
    Filed: December 11, 1998
    Date of Patent: May 7, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jennifer Ann Leupin, Eugene Paul Gosselink
  • Laundry detergent compositions with cellulosic based polymers to provide appearance and integrity benefits to fabrics laundered therewith
    Patent number: RE39557
    Abstract: Compositions and methods which utilize certain cellulosic based polymer or oligomeric 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.
    Type: Grant
    Filed: September 15, 1998
    Date of Patent: April 10, 2007
    Assignee: The Procter & Gamble Company
    Inventors: Jennifer Leupin Moe (formerly, Jennifer Ann Leupin, Eugene Paul Gosselink