Patents by Inventor Gaston Stanislas Diels

Gaston Stanislas 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: 20080015225
    Abstract: the N-oxide forms, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein n is 0, 1 or 2; R2 represents hydroxy; —X— represents C2-4alkynyl, C1-12alkyl optionally substituted with hydroxy or X represents a divalent radical of the formula wherein; —X1— represents C1-12alkyl, phenyl or a divalent radical selected from the group consisting of —X2— represents C1-12alkyl, C1-4alkyloxyC1-4alkyl, phenyl or a divalent radical of formula —X3— represents phenyl or a divalent radical selected from the group consisting of R1 independently represents hydrogen, C1-4alkyl, C1-4alkyloxy-, Ar1, Ar2-carbonyl, Het1-C1-4alkyl, Het2, NR3R4—C1-4alkyl, Ar3-C1-4alkyloxy- or Het4-oxy-; R3 and R4 each independently represents hydrogen, C1-4alkyl, C1-4alkyloxy-, or Het3; Het1 represents a heterocycle selected from pyridinyl, indolinyl, indolyl, benzimidazolyl, benzthiazolyl, benzisoxazolyl, thiazolyl, pyridinyl, or thiadiazolyl wherein said Het1 is optionally
    Type: Application
    Filed: July 13, 2005
    Publication date: January 17, 2008
    Applicant: JANSSEN PHARMACEUTICA N.V.
    Inventors: Miroslav Cik, Gaston Stanislas Diels, Guy Van Lommen
  • Publication number: 20060167008
    Abstract: The invention concerns substituted 1,4-di-piperidin-4-yl-piperazine derivatives having neurokinin antagonistic activity, in particular NK1 antagonistic activity, their preparation, compositions comprising them and their use as a medicine, in particular for the treatment of emesis, anxiety, depression, pain, pancreatitis and IBS. The compounds according to the invention can be represented by general Formula (I) and comprises also the pharmaceutically acceptable acid or base addition salts thereof, the stereochemically isomeric forms thereof, the N-oxide form thereof and prodrugs thereof, wherein all substituents are defined as in claim 1.
    Type: Application
    Filed: October 7, 2003
    Publication date: July 27, 2006
    Inventors: Frans Janssens, Francois Sommen, Benoit Christian De Boeck, Joseph Leenaerts, Yves Van Roosbroeck, Gaston Stanislas Diels
  • Patent number: 6656959
    Abstract: The present invention concerns pyridine derivatives having the formula the N-oxide forms, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein L is hydrogen; C1-6alkyl; C1-6alkyl carbonyl; C1-6alkyloxycarbonyl; substituted C1-6alkyl; C3-6alkenyl; substituted C3-6alkenyl; piperidyl; substituted piperidyl; C1-6alkylsulfonyl or arylsulfonyl; —A—B— is —CR8═CR5— or—CHR4—CHR5—; D is O or NR6; R1 is a hydrogen or C1-4alkyl; R2 is hydrogen; halo; C1-6alkyl; trifluoromethyl; C3-6cycloalkyl; carboxyl; C1-4alkyl oxycarbonyl; C3-6cycloalkylaminocarbonyl; aryl; Het1; or substituted C1-6alkyl; or R2 is —O—R9 or —NH—R10; R3 is hydrogen, halo, hydroxy, C1-6alkyl or C1-6alkyloxy; or R2 and R1, or R2 and R3 taken together may form a bivalent radical; Q is disubstituted pyridine; R7 and R8 each independently are hydrogen; C1-6alkyl; difluoromethyl; trifluoromethyl; C3-6cyclo alkyl; a
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: December 2, 2003
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Eddy Jean Freyne, Gaston Stanislas Diels, Maria Encarnacion Matesanz-Ballesteros, Adolfo Diaz-Martinez