Patents by Inventor Sandor Molnar

Sandor Molnar 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).

  • Non-hygroscopic and powdery amorphous pimecrolimus
    Patent number: 7589100
    Abstract: An amorphous pimecrolimus and processes for providing an amorphous pimecrolimus are provided.
    Type: Grant
    Filed: December 1, 2005
    Date of Patent: September 15, 2009
    Assignee: TEVA Gyógyszergyár Zártkörún Müködö Részvénytársaság
    Inventors: Adrienne Kovacsne-Mezei, Csilla Nemethne Racz, Judith Aronhime, Csaba Szabo, Viktor Gyollai, Sandor Molnar, Micahel Pinchasov
  • Process for preparation of mycophenolate mofetil and other esters of mycophenolic acid
    Publication number: 20080280977
    Abstract: Provided are processes for the preparation of mycophenolate mofetil and other esters of mycophenolic acid.
    Type: Application
    Filed: July 18, 2008
    Publication date: November 13, 2008
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Claude Singer, Beata Kosztya
  • Process for preparation of mycophenolate mofetil and other esters of mycophenolic acid
    Publication number: 20080281111
    Abstract: Provided are processes for the preparation of mycophenolate mofetil and other esters of mycophenolic acid.
    Type: Application
    Filed: July 18, 2008
    Publication date: November 13, 2008
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Claude Singer, Beata Kosztya
  • Crystalline mycophenolate sodium
    Patent number: 7439373
    Abstract: Provided are crystalline mycophenolate sodium forms and processes for their preparation.
    Type: Grant
    Filed: July 20, 2005
    Date of Patent: October 21, 2008
    Assignee: TEVA Gyógyszergyár Zártkörúen Múködö Részvénytársaság
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Adrienne Kovacsne-Mezei, Judith Aronhime
  • Mycophenolate mofetil impurity
    Publication number: 20080241948
    Abstract: Provided is an impurity of mycophenolate mofetil, processes for its preparation and its use as a reference.
    Type: Application
    Filed: March 31, 2008
    Publication date: October 2, 2008
    Inventors: Sandor Molnar, Tivadar Tamas, Janos Hajko, Beáta Kosztya, Amihai Eisenstadt
  • Processes for preparation of crystalline mycophenolate sodium
    Publication number: 20080103317
    Abstract: Provided are crystalline mycophenolate sodium forms and processes for their preparation.
    Type: Application
    Filed: December 14, 2007
    Publication date: May 1, 2008
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Adrienne Kovacsne-Mezei, Judith Aronhime
  • Processes for preparation of crystalline mycophenolate sodium
    Publication number: 20080097096
    Abstract: Provided are crystalline mycophenolate sodium forms and processes for their preparation.
    Type: Application
    Filed: December 14, 2007
    Publication date: April 24, 2008
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Adrienne Kovacsne-Mezei, Judith Aronhime
  • Mycophenolate mofetil impurity
    Patent number: 7358247
    Abstract: Provided is an impurity of mycophenolate mofetil, processes for its preparation and its use as a reference.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: April 15, 2008
    Assignee: TEVA Gyógyszergyár Zártköruen Muködö Részvénytársaság
    Inventors: Sandor Molnar, Tivadar Tamas, Janos Hajko, Beáta Kosztya, Amihai Eisenstadt
  • Process for preparing 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-YL)methyl]-4H-carbazol-4-one
    Publication number: 20060252942
    Abstract: A process for preparing ondansetron by transamination of an ondansetron structural analog that can be readily prepared conveniently by a Mannich reaction is provided. The process represents an improvement upon known procedures for making ondansetron by transamination because of its rapid rate, selectivity and the ease with which the product can be isolated from the reaction mixture.
    Type: Application
    Filed: July 7, 2006
    Publication date: November 9, 2006
    Inventors: Sandor Molnar, Csaba Szabo, Erzsebet Meszaros Sos, Szabolcs Salyi, Tivadar Tamas
  • Process for preparing 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-YL)methyl]-4H-carbazol-4-one
    Patent number: 7098345
    Abstract: A process for preparing ondansetron by transamination of an ondansetron structural analog that can be readily prepared conveniently by a Mannich reaction is provided. The process represents an improvement upon known procedures for making ondansetron by transamination because of its rapid rate, selectivity and the ease with which the product can be isolated from the reaction mixture.
    Type: Grant
    Filed: April 29, 2003
    Date of Patent: August 29, 2006
    Assignee: TEVA Gyógyszergyár Zárkörüen Müködö Részvénytársaság
    Inventors: Sandor Molnar, Csaba Szabo, Erzsebet Meszaros Sos, Szabolcs Salyi, Tivadar Tamas
  • Non-hygroscopic and powdery amorphous pimecrolimus
    Publication number: 20060147540
    Abstract: An amorphous pimecrolimus and processes for providing an amorphous pimecrolimus are provided.
    Type: Application
    Filed: December 1, 2005
    Publication date: July 6, 2006
    Inventors: Adrienne Kovacsne-Mezei, Csilla Racz, Judith Aronhime, Csaba Szabo, Viktor Gyollai, Sandor Molnar, Micahel Pinchasov
  • Crystalline mycophenolate sodium
    Publication number: 20060069152
    Abstract: Provided are crystalline mycophenolate sodium forms and processes for their preparation.
    Type: Application
    Filed: July 20, 2005
    Publication date: March 30, 2006
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Adrienne Kovacsne-Mezei, Judith Aronhime
  • Processes for preparation of crystalline mycophenolate sodium
    Publication number: 20060069150
    Abstract: Provided are crystalline mycophenolate sodium forms and processes for their preparation.
    Type: Application
    Filed: July 20, 2005
    Publication date: March 30, 2006
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Adrienne Kovacsne-Mezei, Judith Aronhime
  • Mycophenolate mofetil impurity
    Publication number: 20050282806
    Abstract: Provided is an impurity of mycophenolate mofetil, processes for its preparation and its use as a reference.
    Type: Application
    Filed: April 26, 2005
    Publication date: December 22, 2005
    Inventors: Sandor Molnar, Tivadar Tamas, Janos Hajko, Beata Kosztya, Amihai Eisenstadt
  • Process for preparation of mycophenolate mofetil and other esters of mycophenolic acid
    Publication number: 20050250773
    Abstract: Provided are processes for the preparation of mycophenolate mofetil and other esters of mycophenolic acid.
    Type: Application
    Filed: April 26, 2005
    Publication date: November 10, 2005
    Inventors: Sandor Molnar, Csaba Szabo, Tivadar Tamas, Janos Hajko, Claude Singer, Beata Kosztya
  • Diamino thiazoloindan derivatives and their use
    Publication number: 20050197365
    Abstract: The subject invention provides a compound having the structure: wherein Y is O, NR3R4 or NOR6; R3 is H, alkyl, aralkyl, alkynyl, trifluoroacetyl, t-butoxycarbonyl or an acyl group; R4 is H, alkyl, aralkyl, or alkynyl; R6 is H or C1-C4 alkyl; R1 and R2 are each independently H, alkyl, aralkyl, or alkynyl; the curved line drawn from S to the center of the phenyl ring and the straight line drawn from N to the center of the ring indicate that S and N are part of a 5 membered ring which shares two carbons with the phenyl ring; and the dashed line drawn from the carbon atom on the cyclopentyl ring to Y represents a bond when Y is O or NOR6 and is absent when Y is NR3R4, and wherein wherein X is H or O; and R5 is H, alkyl, trifluoroacetyl, t-butoxycarbonyl or an acyl group, or an enantiomer, or a tautomer, or a pharmaceutically acceptable salt thereof, a process for preparing the compounds and a method of treating Parknison's disease, multiple sclerosis or depression with the compounds of the invention.
    Type: Application
    Filed: February 25, 2005
    Publication date: September 8, 2005
    Inventors: Jeffrey Sterling, Liat Hayardeny-Nisimov, David Lerner, Yaacov Herzig, Eliezer Falb, Gyorgy Toth, Sandor Molnar, Dalia Pinkert
  • Novel crystal forms of ondansetron, processes for their preparation, pharmaceutical, compositions containing the novel forms and methods for treating nausea using them
    Publication number: 20050131045
    Abstract: Ondansetron crystalline Forms A, B, and B1 are useful in the treatment of nausea and vomiting. Some of the novel forms have uniquely high melting points. The novel forms are stable against thermally induced polymorphic transition from 30° C. up to their melting points.
    Type: Application
    Filed: September 29, 2004
    Publication date: June 16, 2005
    Inventors: Judith Aronhime, Sandor Molnar, Csaba Szabo, Erzsebet Meszaros Sos, Szabolcs Salyi, Tivadar Tamas
  • Process for preparing 1,2,3,9-tetrahydro-9-methyl-3-[2-methyl-1H-imidazol-1-YL)methyl]-4H-carbazol-4-one
    Publication number: 20050020655
    Abstract: A process for preparing ondansetron by transamination of an ondansetron structural analog that can be readily prepared conveniently by a Mannich reaction is provided. The process represents an improvement upon known procedures for making ondansetron by transamination because of its rapid rate, selectivity and the ease with which the product can be isolated from the reaction mixture.
    Type: Application
    Filed: April 29, 2003
    Publication date: January 27, 2005
    Inventors: Sandor Molnar, Csaba Szabo, Erzsebet Sos, Szabolcs Salyi, Tivadar Tamas
  • Novel crystal forms of ondansetron, processes for their preparation, pharmaceutical compositions containing the novel forms and methods for treating nausea using them
    Publication number: 20040019093
    Abstract: Ondansetron crystalline Forms A and B are useful in the treatment of nausea and vomiting. Form B has a uniquely high melting point of about 244° C. and both forms are stable against thermally induced polymorphic transition from 30° C. up to their melting points.
    Type: Application
    Filed: April 29, 2003
    Publication date: January 29, 2004
    Inventors: Judith Aronhime, Sandor Molnar, Csaba Szabo, Erzsebet Meszaros Sos, Szabolcs Salyi, Tivadar Tamas
  • N-Disubstituted carbamoyloxy flavones
    Publication number: 20020128494
    Abstract: The invention relates to new flavone derivaties which have at least one N-disubstituted carbamoyloxy unit (OOCNR6(R7))coupled directly to one or both aromatic rings of the flavone molecule.
    Type: Application
    Filed: September 21, 2001
    Publication date: September 12, 2002
    Inventors: Ildiko B. Mihokne, Gyorgy Toth, Sandor Molnar, Tivadar Tamas, Gyorgy Sulyok, Eva K. Mudrane