Patents by Inventor Francis Bomo

Francis Bomo 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 reinforced elastomers
    Patent number: 5089554
    Abstract: Mechanically improved elastomeric shaped articles include reinforcing amounts of a particulate silica filler material, said silica filler material comprising at least one precipitated silica having (i) a CTAB surface area of from 20 to 200 m.sup.2 /g, (ii) a mean projected area of aggregates of greater than about 10,000 nm.sup.2, and (iii) an inter-aggregate volume of at least 1 cm.sup.3 /g and an essentially homogeneous inter-aggregate pore population.
    Type: Grant
    Filed: June 13, 1989
    Date of Patent: February 18, 1992
    Assignee: Rhone-Poulenc Chimie de Base
    Inventors: Francis Bomo, Yvonick Chevallier, Patrick Lamy, Jean-Claude Morawski