Patents by Inventor Imre Fejes

Imre Fejes 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).

  • Dihydroindolone compounds, a process for their preparation and pharmaceutical compositions containing them
    Publication number: 20110034460
    Abstract: Compounds of formula (I): wherein: m and n represent 1 or 2, A represents a pyrrolyl group, X represents a C(O), S(O) or SO2 group, R1 and R2 represent an alkyl group or, together with the nitrogen atom carrying them, form a heterocyclic group, R3 and R4, together with the atoms carrying them, form a heterocyclic group, R5 represents a hydrogen atom or an alkyl group, R6 represents a hydrogen atom or a halogen atom. Medicinal products containing the same which are useful in treating cancer.
    Type: Application
    Filed: August 4, 2010
    Publication date: February 10, 2011
    Applicant: Les Laboratoires Servier
    Inventors: Jean-Claude Ortuno, Alexis Cordi, Jean-Michel Lacoste, Vincent Lacoste, Pauline Lacoste, Imre Fejes, Michael Burbridge, John Hickman, Alain Pierre
  • Process for preparation of penam derivatives
    Publication number: 20060173177
    Abstract: The invention relates to novel processes for preparing penam derivatives, such as Tazobactam and derivatives thereof. The processes according to the invention encompass procedures for the protection and deprotection of the carboxylic group as well as for the oxidation of the sulfur moiety of penam derivatives. Additionally, the present invention relates to new intermediates for the production of penam derivatives, allowing the desired penam-derivatives to be formulated with high purity and in good yields.
    Type: Application
    Filed: January 28, 2005
    Publication date: August 3, 2006
    Inventors: Csaba Gego, Imre Fejes, Imre Kovacs, Ferenc Lukacs, Geza Schneider