Patents by Inventor Gunnel Johnasson

Gunnel Johnasson 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: 20050261134
    Abstract: Compositions for effectively delivering a water-soluble active material to a surface comprise: (a) from about 1% to about 30%, by weight of the composition, of a dialkyl quaternary ammonium compound having the formula: wherein R1 and R2 are independently C12 to C20 saturated alkyl chains; Y is wherein R4 is ethyl or isopropyl; R3 and R5 are independently methyl, ethyl, hydroxyethyl, or hydroxypropyl; m is 1, 2, or 3; n is 1 or 2; p is 0 or 1; and X? is a suitable anion; (b) from about 0.01% to about 10%, by weight of the composition, of water-soluble active material having a C log P of less than about 2.0; and (c) at least about 60%, by weight of the composition, of water; wherein the compositions contain vesicles having a vesicle permeability index of less than about 1.3.
    Type: Application
    Filed: October 18, 2004
    Publication date: November 24, 2005
    Inventors: Hugo Demeyere, Gunnel Johnasson, Mangus Nydén