Patents by Inventor Ferenc Morasz

Ferenc Morasz 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 4-methyl-5-(2-chloroethyl)-thiazole and analogues thereof
    Patent number: 5648498
    Abstract: A process is described for the preparation of 4-Methyl-5-(2-Chloroalkyl)-thiazole wherein the alkyl ranges from C.sub.2 -C.sub.5, by providing the steps of either a) converting the 3-thiocyanato-5-chloro-2-alkanone into 2-chloro-4-methyl-5-(2-chloroalkyl)-thiazole by gaseous hydrochloric acid in an organic solvent and hydrogenating the compound in the presence of a metal catalyst in an organic solvent, or b) reacting 3-thiocyanato-5-choro-2-alkanone with aqueous mineral acid and treating the thiazole obtained with a halogenating agent, and hydrogenating the 2-chloro-4-methyl-5-(2-chloroalkyl)-thiazole in an organic solvent in presence of a metal catalyst.
    Type: Grant
    Filed: June 27, 1994
    Date of Patent: July 15, 1997
    Assignee: Astra Aktiebolag
    Inventors: Endre Palosi, Dezso Korbonits, Erzsebet Molnar nee Bako, Ida Szvoboda nee Kanzel, Gergely Heja, Pal Kiss, Csaba Gonczi, Ferenc Sperber, Csaba Huszar, Gyorgy Mihalovics, Attila Nemeth, Mihaly Sut, Karol Gyure, Istvan Bone, Ferenc Morasz, Laszlo Ledniczky, Erzsebet Szabo nee Kardos, Peter Gyri, Erzsebet Szalay, Karoly Ban, Ildiko Buttkai, Arpad Kvari, Sandor Garaczy
  • Process for the preparation of 4-methyl-5-(2-chloroethyl)-thiazole and analogues thereof
    Patent number: 5534644
    Abstract: The present invention relates to a process for the preparation of compounds of general formula (I), wherein R stands for a straight chained C.sub.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: July 9, 1996
    Assignee: Aktiebolaget Astra
    Inventors: Endre Palosi, Dezso Korbonits, Erzsebet Molnar nee Bako, Ida Szvoboda nee Kanzel, Gergely Heja, Pal Kiss, Csaba Gonczi, Ferenc Sperber, Csaba Huszar, Gyorgy Mihalovics, Attila Nemeth, Mihaly Su, Karol Gyure, Istvan Bone, Ferenc Morasz, Laszlo Ledniczky, Erzsebet Szabo nee Kardos, Peter Gy ri, Erzsebet Szalay, Karoly Ban, Iidiko Buttkai, Arpad K vari, Sandor Garaczy
  • Cimetidine monohydrate
    Patent number: 4579954
    Abstract: The invention relates to the new monohydrate of N-methyl-N'-{2-[(5-methylimidazol-4-yl)-methylthio]-ethyl}-N"-cyanoguanidi ne (cimetidine), a histamine-H.sub.2 receptor antagonist which is called N-methyl-N'-{2-[(5-methylimidazol-4-yl)-methylthio]-ethyl}-N"-cyanoguanidi ne H (cimetidine H) as well as to a process for the preparation of same, which comprises pouring a hot, homogeneous aqueous solution of N-methyl-N'-{2-[(5-methylimidazol-4-yl)-methylthio]-ethyl}-N"-cyanoguanidi ne, optionally containing also methylamine, onto ice and separating the N-methyl-N'-{2-[(5-methylimidazol-4-yl)-methylthio]-ethyl}-N"-cyanoguanidi ne monohydrate.
    Type: Grant
    Filed: April 27, 1984
    Date of Patent: April 1, 1986
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Kalman Harsanyi, Gyorgy Domany, Oszkar Fuchs, Lajos Toldy, Gyorgy Fekete, Endre Kasztreiner, Bela Hegedus, Ferenc Morasz, Andras Rado, Tibor Lang, Arpad Lazar, Eva Csongor, Tibor Balogh, Janos Borvendeg, Jozsef Reiter, Tibor Somogyi, Margit Bidlo nee Igloy