Patents by Inventor Eric Cervos

Eric Cervos 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).

  • Coumarin spherules/beads having unique morphology
    Patent number: 5693342
    Abstract: Free-flowing, non-agglomerating and attrition resistant, substantially spherical solid beads/spherules of a coumarin compound, advantageously having a particle size ranging from 100 .mu.m to 2,000 .mu.m, a loose bulk density ranging from 0.25 to 0.8 and a compressive strength ranging from 500 to 10,000 N/m.sup.2, dissolve rapidly in ethanol and are conveniently prepared by prilling/fragmenting a melt of the coumarin compound into a stream of a cooling gas.
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: December 2, 1997
    Assignee: Rhone-Poulenc Chimie
    Inventors: Eric Cervos, Pierre Labourt-Ibarre, Eraclis Statiotis
  • Process for the preparation of spherules
    Patent number: 5492701
    Abstract: An oil-in-water emulsion is passed through a nozzle to form spherules which are allowed to fall countercurrent to a flow of cold air and which are recovered utilizing either a liquid crosslinking agent or a solution, preferably aqueous, optionally containing a crosslinking agent.
    Type: Grant
    Filed: July 8, 1994
    Date of Patent: February 20, 1996
    Assignee: Rhone-Poulenc Nutrition Animale
    Inventors: Eric Cervos, Pierre Labourt-Ibarre, Jean-Claude Le Thiesse, Eraclis Statiotis