Patents by Inventor Robert Kavash

Robert Kavash 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: 20080096888
    Abstract: The present invention is directed to novel opioid receptor modulators of Formula (I). The invention further relates to methods for preparing such compounds, pharmaceutical compositions containing them, and their use in the treatment of disorders that may be ameliorated or treated by the modulation of opioid receptors.
    Type: Application
    Filed: October 24, 2007
    Publication date: April 24, 2008
    Inventors: Henry Breslin, Chaozhong Cai, Wei He, Robert Kavash
  • Publication number: 20060030558
    Abstract: This invention is directed towards novel compounds as opioid receptor modulators, antagonists, and agonists useful for the treatment of opioid modulated disorders such as pain and gastrointestinal disorders.
    Type: Application
    Filed: October 4, 2005
    Publication date: February 9, 2006
    Inventors: Henry Breslin, Wei He, Robert Kavash
  • Publication number: 20060009474
    Abstract: The present invention concerns compounds of formula (A1)(A2)N—R1 (I), the N-oxide forms, the pharmaceutically acceptable addition salts, the quaternary amines and stereochemically isomeric forms thereof, wherein R1 is substituted C1-6alkyl; —S(?O)—R8; —S(?O)2—R8; C7-12alkylcarbonyl; optionally substituted C1-6alkyloxycarbonylC1-6alkylcarbonyl; with R8 being C1-6alkyl, aryl1 or Het1; (A1)(A2)N— is the covalently bonded form of the corresponding intermediate of formula (A1)(A2)N—H, which is a HIV replication inhibiting pyrimidine of formula
    Type: Application
    Filed: September 13, 2005
    Publication date: January 12, 2006
    Inventors: Michael Kukla, Donald Ludovici, Robert Kavash, Bart De Corte, Jan Heeres, Paul Janssen, Lucien Koymans, Marc de Jonge, Koen Van Aken, Alain Krief
  • Publication number: 20050288278
    Abstract: This invention concerns the use of compounds of formula the N-oxides, the pharmaceutically acceptable addition salts, quaternary amines and the stereochemically isomeric forms thereof, wherein -a1=a2-a3=a4- forms a phenyl, pyridinyl, pyrimidinyl, pyridazinyl or pyrazinyl with the attached vinyl group; n is 0 to 4; and where possible 5; R1 is hydrogen, aryl, formyl, C1-6alkylcarbonyl, C1-6alkyl, C1-6alkyloxy-carbonyl, substituted C1-6alkyl, or substituted C1-6alkyloxyC1-6alkylcarbonyl; each R2 independently is hydroxy, halo, optionally substituted C1-6alkyl, C2-6alkenyl or C2-6alkynyl, C3-7cycloalkyl, C1-6alkyloxy, C1-6alkyloxycarbonyl, carboxyl, cyano, nitro, amino, mono- or di(C1-6alkyl)amino, polyhalomethyl, polyhalomethyloxy, polyhalo-methylthio, —S(?O)pR6, —NH—S(?O)pR6, —C(?O)R6, —NHC(?O)H, —C(?O)NHNH2, —NHC(?O)R6, —C(?NH)R6 or a 5-membered heterocyclic ring; p is 1 or 2; L is optionally substituted C1-10alkyl, C2-10alkenyl, C2-10alkynyl or C3-7cycloalkyl; or L is —X—R3 wherein R3 is optionally subst
    Type: Application
    Filed: August 16, 2005
    Publication date: December 29, 2005
    Inventors: Bart De Corte, Marc De Jonge, Jan Heeres, Chih Ho, Paul Janssen, Robert Kavash, Lucien Koymans, Michael Kukla, Donald Ludovici, Koen Van Aken
  • Publication number: 20050277641
    Abstract: This invention concerns the use of the compounds of formula the N-oxides, the pharmaceutically acceptable addition salts, quaternary amines and the stereochemically isomeric forms thereof, wherein ?a1=a2?a3=a4—forms a phenyl, pyridinyl, pyrimidinyl, pyridazinyl or pyrazinyl with the attached vinyl group; n is 0 to 4; and where possible 5; R1 is hydrogen, aryl, formyl, C1-6alkylcarbonyl, C1-6alkyl, C1-6alkyloxycarbonyl or substituted C1-6alkyl; each R2 independently is hydroxy, halo, optionally substituted C1-6alkyl, C2-6alkenyl or C2-6alkynyl, C3-7cycloalkyl, C1-6alkyloxy, C1-6alkyloxycarbonyl, carboxyl, cyano, nitro, amino, mono- or di(C1-6alkyl)amino, polyhalomethyl, polyhalomethyloxy, polyhalomethylthio, —S(?O)pR4, —NH—S(?O)pR4, —C(?O)R4, —NHC(?O)H, —C(?O)NHNH2, —NHC(?O)R4, —C(?NH)R4 or a 5-membered heterocyclic ring; p is 1 or 2; L is optionally substituted C1-10alkyl, C2-10alkenyl, C2-10alkynyl or C3-7cycloalkyl; or L is —X—R3 wherein R3 is optionally substituted phenyl, pyridinyl, pyrimidinyl, pyra
    Type: Application
    Filed: August 27, 2003
    Publication date: December 15, 2005
    Inventors: Bart De Corte, Marc de Jonge, Jan Heeres, Paul Janssen, Robert Kavash, Lucien Koymans, Michael Kukla, Donald Ludovici, Koen Van Aken
  • Publication number: 20050203143
    Abstract: The present invention is directed to novel opioid receptor modulators of Formula (I). The invention further relates to methods for preparing such compounds, pharmaceutical compositions containing them, and their use in the treatment of disorders that may be ameliorated or treated by the modulation of opioid receptors.
    Type: Application
    Filed: March 14, 2005
    Publication date: September 15, 2005
    Inventors: Henry Breslin, Chaozhong Cai, Wei He, Robert Kavash
  • Publication number: 20050187252
    Abstract: This invention is directed towards novel compounds as opioid receptor modulators, antagonists, and agonists useful for the treatment of opioid modulated disorders such as pain and gastrointestinal disorders.
    Type: Application
    Filed: March 14, 2005
    Publication date: August 25, 2005
    Inventors: Henry Breslin, Wei He, Robert Kavash