Patents by Inventor Koen Jeanne Alfons Van Aken

Koen Jeanne Alfons Van Aken 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).

  • HIV Inhibiting pyrimidine derivatives
    Patent number: 6440986
    Abstract: This invention concerns the use of the compounds of formula the N-oxides, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein A is CH, CR4 or N; n is 0 to 4; Q is hydrogen or —NR1R2; R1 and R2 are selected from hydrogen, hydroxy, C1-12alkyl, C1-12alkyloxy, C1-12alkylcarbonyl, C1-12alkyloxycarbonyl, aryl, amino, mono- or di(C1-12alkyl)amino, mono- or di(C1-12alkyl)aminocarbonyl wherein each C1-12alkyl may optionally be substituted; or R1 and R2 taken together may form pyrrolidinyl, piperidinyl, morpholinyl, azido or mono- or di(C1-12alkyl)aminoC1-4alkylidene; R3 is hydrogen, aryl, C1-6alkylcarbonyl, optionally substituted C1-6alkyl, C1-6alkyloxycarbonyl,; and R4 is hydroxy, halo, optionally substituted C1-6alkyl, C1-6alkyloxy, cyano, aminocarbonyl, nitro, amino, trihalomethyl, trihalomethyloxy; R5 is hydrogen or C1-4alkyl; L is optionally substituted C1-10alkyl, C3-10alkenyl, C3-10alkynyl, C3-7cycloalkyl; or L is —X1—R6 or
    Type: Grant
    Filed: December 27, 2000
    Date of Patent: August 27, 2002
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Koenraad Jozef Lodewijk Marcel Andries, Bart De Corte, Marc René De Jonge, Jan Heeres, Chih Yung Ho, Marcel August Constant Janssen, Paul Adriaan Jan Janssen, Lucien Maria Henricus Koymans, Michael Joseph Kukla, Donald William Ludovici, Koen Jeanne Alfons Van Aken
  • HIV inhibiting pyrimidine derivatives
    Publication number: 20010011094
    Abstract: This invention concerns the use of the compounds of formula 1
    Type: Application
    Filed: December 27, 2000
    Publication date: August 2, 2001
    Inventors: Koenraad Jozef Lodewijk Marcel Andries, Bart De Corte, Marc Rene De Jonge, Jan Heeres, Chih Yung Ho, Marcel August Constant Janssen, Paul Adriaan Jan Janssen, Lucien Maria Henricus Koymans, Michael Joseph Kukla, Donald William Ludovici, Koen Jeanne Alfons Van Aken
  • HIV inhibiting pyrimidine derivative
    Patent number: 6197779
    Abstract: This invention concerns the use of the compounds of formula the N-oxides, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein A is CH, CR4 or N; n is 0 to 4; Q is hydrogen or —NR1R2; R1 and R2 are selected from hydrogen, hydroxy, C1-12alkyl, C1-12alkyloxy, C1-12alkylcarbonyl, C1-12alkyloxycarbonyl, aryl, amino, mono- or di(C1-12alkyl)amino, mono- or di(C1-12alkyl)aminocarbonyl wherein each C1-12alkyl may optionally be substituted; or R1 and R2 taken together may form pyrrolidinyl, piperidinyl, morpholinyl, azido or mono- or di(C1-12alkyl)aminoC1-4alkylidene; R3 is hydrogen, aryl, C1-6alkylcarbonyl, optionally substituted C1-6alkyl, C1-6alkyloxycarbonyl,; and R4 is hydroxy, halo, optionally substituted C1-6alkyl, C1-6alkyloxy, cyano, aminocarbonyl, nitro, amino, trihalomethyl, trihalomethyloxy; R5 is hydrogen or C1-4alkyl; L is optionally substituted C1-10alkyl, C3-10alkenyl, C3-10alkynyl, C3-7cycloalkyl; or L is —X1—R6 or
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: March 6, 2001
    Assignee: Janssen Pharmaceutica, Inc.
    Inventors: Koenraad Jozef Lodewijk Marcel Andries, Bart De Corte, Marc René De Jonge, Jan Heeres, Chih Yung Ho, Marcel August Constant Janssen, Paul Adriaan Jan Janssen, Lucien Maria Henricus Koymans, Michael Joseph Kukla, Donald William Ludovici, Koen Jeanne Alfons Van Aken