Patents by Inventor Marshall Nepras

Marshall Nepras 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).

  • Fabric Conditioning Compositions
    Publication number: 20090093394
    Abstract: A fabric softening composition comprising from 1 to 80% by weight of ester-linked quaternary ammonium fabric softening material comprising a quaternised mixture of mono- di- and tri-ester of alkanolamine in which the tri-ester content of said mixture is from 25 to 50% by weight of said mixture, wherein: (i) when the tri-ester content is from 25 to 30% by weight of said mixture the free amine content of the composition is less than 0.5% by weight on the weight of said mixture, (ii) when the tri-ester content is more than 30% by weight of said mixture the free amine content of the composition is less than 6% by weight based on the weight of said mixture, the composition containing less than 1% by weight of free fatty acid based on said mixture.
    Type: Application
    Filed: January 31, 2007
    Publication date: April 9, 2009
    Inventors: Randal Bernhardt, Stephane Courdavault-Duprat, David Stephen Grainger, John Francis Hubbard, Matthew Levinson, Marshall Nepras, Didier Ray, Michael Terry