Patents by Inventor Pascale Leon

Pascale Leon 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).

  • Tetrahydropyran compounds
    Patent number: 5595976
    Abstract: A compound selected from those of formula (I): ##STR1## in which: A either represents --OR.sub.6, and B represents --CH.sub.2 --X,or, together with B and the carbon atom carrying them, forms an oxygen-containing heterocycle selected from oxirane, 2,2-dimethyl[1,3]dioxolane and [1,3]dioxolan-2-one,and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and X are as defined in the description.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: January 21, 1997
    Assignee: Adir et Compagnie
    Inventors: David Billington, Gilbert Dorey, Pascale Leon, Ghanem Atassi, Alain Pierre, Michael Burbridge, Nicolas Guilbaud