Patents by Inventor Jean Pore

Jean Pore 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).

  • Silica sols for obtaining a hide which is called a stabilized pickled or white or stabilized white
    Patent number: 5480456
    Abstract: Use of an aqueous silica sol for obtaining a stabilized pickled white or a stabilized white from a hide, in particular by treatment of a hide at a pH between 1 and 8, at ambient temperature, in an aqueous or brine bath with a density between 1.014 and 1.09, with an aqueous silica sol containing by weight 10 to 50% silica in the form of discrete particles, not linked together by siloxane bonds and having an average diameter between 3 and 100 nm, and process for obtaining a pickled white.
    Type: Grant
    Filed: June 3, 1994
    Date of Patent: January 2, 1996
    Assignee: Societe Francaise Hoechst
    Inventors: Jean Pore, Sergio Cuccodoro, Jean P. Moretti, Patrice Rouet
  • Process for fleshing skins
    Patent number: 5215542
    Abstract: Process for fleshing skin in which skins which are to be fleshed are treated using a silica sol containing preferably from 30 to 50% by weight of silica in a non-agglomerated particle state with an average diameter of 9 to 100 nm then they are subjected to standard fleshing.
    Type: Grant
    Filed: July 30, 1991
    Date of Patent: June 1, 1993
    Assignee: Societe Francaise Hoechst
    Inventor: Jean Pore