Patents by Inventor Gaston Stanislas Marcella Diels

Gaston Stanislas Marcella Diels 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).

  • Publication number: 20020068830
    Abstract: The present invention describes the use of compounds for the manufacture of a medicament for treating warm-blooded animals suffering from disease states related to an abnormal enzymatic or catalytic activity of phosphodiesterase IV (PDE IV), and/or disease states related to a physiologically detrimental excess of cytokines, in particular allergic, atopic and inflammatory diseases, said compounds having the formula 1
    Type: Application
    Filed: July 27, 1999
    Publication date: June 6, 2002
    Inventors: EDDY JEAN EDGARD FREYNE, GASTON STANISLAS MARCELLA DIELS, JOSE IGNACIO ANDRES-GIL, FRANCISCO JAVIER FERNANDEZ-GADEA
  • Publication number: 20020042416
    Abstract: The present invention is concerned with the use of compounds of formula 1
    Type: Application
    Filed: May 14, 2001
    Publication date: April 11, 2002
    Inventors: Eddy Jean Edgard Freyne, Gustaaf Maria Boeckx, Jean Pierre Frans Van Wauwe, Gaston Stanislas Marcella Diels
  • Patent number: 5994376
    Abstract: The present invention describes 1,3-dihydro-1-(phenylalkyl)-2H-imidazol-2-one compounds and their use for treating warm-blooded animals suffering from disease states related to an abnormal enzymatic or catalytic activity of phosphodiesterase IV (PDE IV), and/or disease states related to a physiologically detrimental excess of cytokines, in particular allergic, atopic and inflammatory diseases.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: November 30, 1999
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Eddy Jean Edgard Freyne, Gaston Stanislas Marcella Diels, Jose Ignacio Andres-Gil, Francisco Javier Fernandez-Gadea
  • Patent number: 5952510
    Abstract: The present invention concerns the compounds of formula ##STR1## the N-oxide forms, the pharmaceutically acceptable acid or base addition salts and the stereochemically isomeric forms thereof, wherein R.sup.1 and R.sup.2 each independently are hydrogen; C.sub.1-6 alkyl; difluoromethyl; trifluoromethyl; C.sub.3-6 cycloalkyl; a saturated 5-, 6 or 7-membered heterocycle containing one or two heteroatoms selected from oxygen, sulfur or nitrogen; indanyl; bicyclo?2.2.1!-2-heptenyl; bicyclo?2.2.1!heptanyl; C.sub.1-6 alkylsulfonyl; arylsulfonyl; or substituted C.sub.1-10 alkyl; R.sup.3 is hydrogen, halo or C.sub.1-6 alkyloxy; R.sup.4 is hydrogen; cyano; optionally substituted C.sub.1-6 alkyl; C.sub.1-6 alkyloxycarbonyl or aryl; R.sup.5 is hydrogen; cyano; optionally substituted C.sub.1-6 alkyl; C.sub.1-6 alkyloxycarbonyl or aryl; Y is a direct bond or C.sub.1-3 alkanediyl; --A--B-- is a bivalent radical of formula --CR.sup.6 .dbd.CR.sup.7 -- or --CHR.sup.6 --CHR.sup.7 --; L is hydrogen; optionally substituted C.sub.
    Type: Grant
    Filed: September 30, 1997
    Date of Patent: September 14, 1999
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Eddy Jean Edgard Freyne, Gaston Stanislas Marcella Diels, Jose Ignacio Andres-Gil, Francisco Javier Fernandez-Gadea
  • Patent number: 5869515
    Abstract: The present invention concerns the compounds of formula ##STR1## the N-oxide forms, the pharmaceutically acceptable acid or base addition salts and the stereochemically isomeric forms thereof, wherein R.sup.1 and R.sup.2 each independently are hydrogen; C.sub.1-6 alkyl; difluoromethyl; trifluoromethyl; C.sub.3-6 cycloalkyl; a saturated 5-, 6- or 7-membered heterocycle containing one or two heteroatoms selected from oxygen, sulfur or nitrogen; indanyl; bicyclo?2.2.1!-2-heptenyl; bicyclo?2.2.1!heptanyl; C.sub.1-6 alkylsulfonyl; arylsulfonyl; or substituted C.sub.1-10 alkyl; R3 is hydrogen, halo or C.sub.1-6 alkyloxy ##STR2## is a bivalent radical of formula ##STR3## Alk is C1-4alkanediyl; --A--B-- is a bivalent radical of formula: --CR.sup.6 .dbd.CR.sup.7 -- or --CHR.sup.6 --CHR.sup.7 --; L is hydrogen; optionally substituted C.sub.1-6 alkyl; C.sub.1-6 alkylcarbonyl; C.sub.1-6 alkyloxycarbonyl; optionally substituted C.sub.3-6 alkenyl; optionally substituted piperidinyl; C.sub.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: February 9, 1999
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Eddy Jean Edgard Freyne, Gaston Stanislas Marcella Diels, Jose Ignacio Andres-Gil, Francisco Javier Fernandez-Gadea