Patents by Inventor Donald W. Ludovici

Donald W. Ludovici 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).

  • Patent number: 6962916
    Abstract: This invention concerns the compounds of formula the pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein R1 and R2 are each independently selected from hydrogen; hydroxy; amino; optionally substituted C1-6alkyl; C1-6alkyloxy; C1-6alkylcarbonyl; C1-6alkyloxycarbonyl; Ar1; mono- or di(C1-6alkyl)amino; mono- or di(C1-6alkyl)aminocarbonyl; dihydro-2(3H)-furanone; or R1 and R2 taken together may form pyrrolidinyl, piperidinyl, morpholinyl, azido or mono- or di(C1-6alkyl)amino-C1-4alkylidene; R3 is hydrogen, Ar1, C1-6alkylcarbonyl, C1-6alkyl, C1-6alkyloxycarbonyl, C1-6alkyl substituted with C1-6alkyloxycarbonyl; and R4, R5, R6, R7 and R8 are each independently selected from hydrogen, halo, C1-6alkyl, C1-6alkyloxy, cyano, aminocarbonyl, nitro, amino, trihalomethyl or trihalomethyloxy; L is optionally substituted C1-10alkyl; C3-10alkenyl; C3-10alkynyl; C3-7cycloalkyl; Ar1 is optionally substituted phenyl; for the manufacture of a medicine for the treatment of s
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: November 8, 2005
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Paul A. J. Janssen, Jan Heeres, Henri E. L. Moereels, Michael Joseph Kukla, Donald W. Ludovici
  • Patent number: 6858609
    Abstract: This invention concerns the compounds of formula the pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein R1 and R2 are each independently selected from hydrogen; hydroxy; amino; optionally substituted C1-6alkyl; C1-6alkyloxy; C1-6alkylcarbonyl; C1-6alkyloxycarbonyl; Ar1; mono- or di(C1-6alkyl)amino; mono- or di(C1-6alkyl)-aminocarbonyl; dihydro-2(3H7)-furanone; or R1 and R2 taken together may form pyrrolidinyl, piperidinyl, morpholinyl, azido or mono- or di(C1-6alkyl)amino-C1-4alkylidene; R3 is hydrogen, Ar1, C1-6alkylcarbonyl, C1-6alkyl, C1-6alkyloxy-carbonyl, C1-6alkyl substituted with C1-6alkyloxycarbonyl; and R4, R5, R6, R7 and R8 are each independently selected from hydrogen, halo, C1-6alkyl, C1-6alkyloxy, cyano, aminocarbonyl, nitro, amino, trihalomethyl or trihalomethyloxy; L is optionally substituted C1-10alkyl; C3-10alkenyl; C3-10alkynyl; C3-7cycloalkyl; Ar1 is optionally substituted phenyl; for the manufacture of a medicine for the treatment o
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: February 22, 2005
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Paul A. J. Janssen, Jan Heeres, Henri E. L. Moereels, Michael Joseph Kukla, Donald W. Ludovici
  • Publication number: 20040082639
    Abstract: The invention is directed to N-substituted tricyclic 3-AMINOPYRAZOLE derivatives, which are useful as inhibitors of platelet-derived growth factor receptor (PDGF-R) kinase, and methods for the preparation of said derivatives. The present invention is further directed to pharmaceutical compositions comprising the compounds of the present invention and to methods for treating conditions such as tumors and other cell proliferative disorders.
    Type: Application
    Filed: May 14, 2003
    Publication date: April 29, 2004
    Inventors: Chih Yung Ho, Bengt Anders Brunmark, Stuart Emanuel, Robert A. Galemmo, Dana L. Johnson, Donald W. Ludovici, Umar Maharoof, Jay M. Mei, Jan L. Sechler, Eric D. Strobel, Robert W. Tuman, Hwa Kwo Yen
  • Publication number: 20030199473
    Abstract: This invention concerns the compounds of formula 1
    Type: Application
    Filed: March 26, 2003
    Publication date: October 23, 2003
    Applicant: Janssen Pharmaceutica N.V.
    Inventors: Paul A.J. Janssen, Jan Heeres, Henri E.L. Moereels, Michael Joseph Kukla, Donald W. Ludovici
  • Publication number: 20020147181
    Abstract: This invention concerns the compounds of formula 1
    Type: Application
    Filed: November 15, 2001
    Publication date: October 10, 2002
    Inventors: Paul A.J. Janssen, Jan Heeres, Henri E.L. Moereels, Michael Joseph Kukla, Donald W. Ludovici
  • Patent number: 6380194
    Abstract: This invention concerns the compounds of formula the pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein R1 and R2 are each independently selected from hydrogen; hydroxy; amino; optionally substituted C1-6alkyl; C1-6alkyloxy; C1-6alkylcarbonyl; C1-6alkyloxycarbonyl; Ar1; mono- or di(C1-6alkyl)amino; mono- or di(C1-6alkyl)-aminocarbonyl; dihydro-2(3H)-furanone; or R1and R2 taken together may form pyrrolidinyl, piperidinyl, morpholinyl, azido or mono- or di(C1-6alkyl)amino-C1-4alkylidene; R3 is hydrogen, Ar1, C1-6alkylcarbonyl, C1-6alkyl, C1-6alkyloxycarbonyl, C1-6alkyl substituted with C1-6alkyloxycarbonyl; and R4, R5, R6, R7 and R8 are each independently selected from hydrogen, halo, C1-6alkyl, C1-6alkyloxy, cyano, aminocarbonyl, nitro, amino, trihalomethyl or trihalomethyloxy; L is optionally substituted C1-10alkyl; C3-10alkenyl; C3-10alkynyl; C3-7cycloalkyl; Ar1is optionally substituted phenyl; for the manufacture of a medicine for the t
    Type: Grant
    Filed: September 26, 1997
    Date of Patent: April 30, 2002
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Paul A. J. Janssen, Jan Heeres, Henri E. L. Moereels, Michael Joseph Kukla, Donald W. Ludovici
  • Patent number: 6201025
    Abstract: &bgr;-Aminotetralin derivatives of the formula: which are ligands for the neuropeptide Y Y5 (NPY5) receptor, methods of preparation and pharmaceutical compositions containing a &bgr;-aminotetralin derivative as the active ingredient are described. The 62 -aminotetralins are useful in the treatment of disorders and diseases associated with NPY receptor subtype Y5.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: March 13, 2001
    Assignee: Ortho-McNeil Pharmaceutical, Inc.
    Inventors: Scott L. Dax, Timothy W. Lovenberg, Ellen W. Baxter, John R. Carson, Donald W. Ludovici, Mark A. Youngman