Patents by Inventor Csilla Majláth

Csilla Majláth 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).

  • Process for the preparation of 3-spiro?cyclohexan-1,3?-?3H!indolin-2?-one! derivatives
    Patent number: 7619082
    Abstract: The invention relates to a process for the preparation of a compound of the formula (I) by reacting a compound of the formula (II) with a compound of the formula (III) characterized by dissolving the compounds of the formula (II) and formula (III) in a water-inmiscible organic solvent in the presence of a phase transfer catalyst, reacting with a.) an aqeuos solution of a base, or b.) a base in solid form directly and if desired transforming the compound of formula (I) thus obtained into its salt.
    Type: Grant
    Filed: July 25, 2002
    Date of Patent: November 17, 2009
    Assignee: sanofi-aventis
    Inventors: Eva Csikós, Csaba Gönczi, Felix Hajdú, István Hermecz, Gergely Héja, Gergelyné Héja, Csilla Majláth, Lajos Nagy, Andrea Sántáné Csutor, Tiborné Szomor, Györgyné Szvoboda
  • Process for the preparation of 3-spiro'cyclohexam-1,3'-'3h!indolin-2'-one! derivatives
    Publication number: 20040225124
    Abstract: The invention relates to a process for the preparation of a compound of the formula (I) by reacting a compound of the formula (II) with a compound of the formula (III) characterised by dissolving the compounds of the formula (II) and formula (III) in a water-inmiscible organic solvent in the presence of a phase transfer catalyst, reacting with a.) an aqeuos solution of a base, or b.) a base in solid form directly and if desired transforming the compound of formula (I) thus obtained into its salt.
    Type: Application
    Filed: June 7, 2004
    Publication date: November 11, 2004
    Inventors: Eva Csikos, Csaba Gonczi, Felix Hajdu, Istvan Hermecz, Gergely Heja, Gergelyne Heja, Csilla Majlath, Lajos Nagy, Andrea Csutor Santane, Toborne Szomor, Gyorgyne Szvoboda
  • PROCESS FOR THE PREPARATION OF N-(1,1-DIMETHYLETHYL)-4-[[5?-ETHOXY-4-CIS[2-(4-MORPHOLINO)ETHOXY]-2?-OXOSPIRO[CYCLOHEXAN-1,3?[H]INDOL]1?(2?-H)-YL]-SULFONYL]-3-METHOXYBENZAMIDE AND ITS SALTS
    Patent number: 6600039
    Abstract: The invention relates to a process for the preparation of a compound of formula (I) and the salts thereof by reacting the compound of formula (II) with the compound of formula (III), which comprises carrying out the reaction in dimethyl sulfoxide, at a temperature between 10° C. and 40° C., preferably at room temperature and transforming the resulting base of formula (I), if desired, into its salt by a method known per se.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: July 29, 2003
    Assignee: Sanofi-Synthelabo
    Inventors: Gergely Héja, Éva Csikós, Tünde Erösné Takácsy, Csaba Gönczi, Judit Halász, István Hermecz, Csilla Majláth, Lajos Nagy, Andrea Sántáné Csutor, Péter Sárosi, Kálmán Simon, Tiborné Szomor, Györgyné Szvoboda