Patents Assigned to Asta Medica Aktiengesellschaft
  • Patent number: 6919344
    Abstract: The invention relates to novel N-substituted indole-3-glyoxylamides, to processes for their preparation and to their pharmaceutical use. The compounds have antiasthmatic, antiallergic and immuno-suppressant/immunomodulating actions.
    Type: Grant
    Filed: April 1, 2003
    Date of Patent: July 19, 2005
    Assignee: ASTA MEDICA, Aktiengesellschaft
    Inventors: Guillaume Lebaut, Cécilia Menciu, Bernhard Kutscher, Peter Emig, Stefan Szelenyi, Kay Brune
  • Publication number: 20030195360
    Abstract: The invention relates to the use of N-substituted indole-3-glyoxylamides of the general formula I as antitumor agents 1
    Type: Application
    Filed: December 4, 2002
    Publication date: October 16, 2003
    Applicant: ASTA Medica Aktiengesellschaft
    Inventors: Bernd Nickel, Istvan Szelenyi, Jurgen Schmidt, Peter Emig, Dietmar Reichert, Eckhard Gunther, Kay Brune, Guillaume Le Baut
  • Patent number: 6538151
    Abstract: The invention relates to novel modifications of the compound 2-amino-4-(4-fluorobenzylamino)-1-ethoxy-carbonylaminobenzene of the processes for their preparation and their use in pharmaceutical compositions.
    Type: Grant
    Filed: October 29, 1998
    Date of Patent: March 25, 2003
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Peter Meisel, Karl-Friedrich Landgraf, Jürgen Schäfer, Wilfried Thiel, Matthias Rischer, Alfred Olbrich, Bernhard Kutscher
  • Publication number: 20030023093
    Abstract: The invention relates to the use of N-substituted indole-3-glyoxylamides of the general formula I as antitumor agents 1
    Type: Application
    Filed: March 19, 2001
    Publication date: January 30, 2003
    Applicant: ASTA Medica Aktiengesellschaft
    Inventors: Bernd Nickel, Istvan Szelenyi, Jurgen Schmidt, Peter Emig, Dietmar Reichert, Eckhard Gunther, Kay Brune, Guillaume Le Baut
  • Patent number: 6479472
    Abstract: A method of treating protozoal and fungal diseases is described, in which an effective amount of a compound of formula I is administered to a host having a protozoal or fungal disease.
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: November 12, 2002
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Gerhard Nössner, Bernhard Kutscher, Jürgen Engel, Wolfgang Schumacher, Jurij Stekar, Peter Hilgard
  • Patent number: 6348490
    Abstract: Novel, advantageous dosage forms of thioctic acid and the enantiomers thereof together with thioctic acid salts are described. The pharmaceutical formulations according to the invention are used for the production of pharmaceutical dosage forms which release the active ingredient more rapidly and have greater bioavailability than previous forms.
    Type: Grant
    Filed: August 20, 1999
    Date of Patent: February 19, 2002
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Helmut Hettche, Matthias Rischer, Werner Sarlikiotis
  • Publication number: 20010047103
    Abstract: A process for the preparation of oxazaphosphorine-2-amines of the formula (I) described by the reaction scheme 1
    Type: Application
    Filed: December 7, 2000
    Publication date: November 29, 2001
    Applicant: Asta Medica Aktiengesellschaft
    Inventors: Ulf Niemeyer, Harald Niegel, Bernhard Kutscher, Ion Neda
  • Patent number: 6300313
    Abstract: A regime for therapeutic management of a benign prostatic hyperplasia and prostatic cancer employs Cetrorelix alone or in combination with &agr;-reductase inhibitors or &agr;-receptor blocking agents. The regiment reduces the volume of the prostate and avoids the side effects associated with testosterone levels being in a castration range. Cetrorelix is administered at dosages between 0.5 mg/day and 20 mg/week or about 0.014 mg/kg body weight per day to 0.30 mg/kg body weight per week or at levels of about 25 to 120 mg of Cetrorelix per month or 0.376 mg/kg to 1.71 mg/kg per month. Cetrorelix can be administered with &agr;-reductase inhibitors or a &agr;-receptor blocking agents.
    Type: Grant
    Filed: September 22, 1999
    Date of Patent: October 9, 2001
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Jürgen Engel, Thomas Reissmann, Hilde Riethmüller-Winzen, Jürgen Rawert
  • Patent number: 6300370
    Abstract: Camomile oil having a high cis- and trans-spiroether content is produced in a process which includes steam distillation or aqueous distillation of fresh camomile or an extraction residue of camomile.
    Type: Grant
    Filed: June 10, 1998
    Date of Patent: October 9, 2001
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Reinhold Carle, Otto Isaac
  • Patent number: 6284787
    Abstract: The invention relates to the use of R-(+)-&agr;-lipoic acid, R-(−)-dihydrolipoic acid or their metabolites, salts, esters and amides for the synthesis of drugs for the treatment of diabetes mellitus of types I and II, compensated and decompensated insulin resistance and sequelae or late complications of diabetes mellitus, such as cataracts, polyneuropathy, nephropathy, as well as sequelae or late complications of insulin resistance. These drugs mentioned can also be used advantageously in combination with other antidiabetic drugs, particularly with insulin, and/or other additives or stabilizers or adjuvants, such as vitamin B, vitamin C, NADH, NADPH and ubiquinone. The invention furthermore relates to the use of R-(+)-&agr;-lipoic acid, R-(−)-dihydrolipoic acid or their metabolites, as well as their salts, esters and amides for the preparation of drugs for the treatment of diseases with limited function of or a lowered content of the glucose transporters.
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: September 4, 2001
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Klaus Wessel, Harald Borbe, Heinz Ulrich, Helmut Hettche, Hans Bisswanger, Lester Packer, Amira Klip
  • Patent number: 6258815
    Abstract: The novel specific immunophilin ligands of the general formula I have an antiasthmatic and immunosuppressive action and are suitable for the preparation of drugs.
    Type: Grant
    Filed: April 25, 1997
    Date of Patent: July 10, 2001
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Dietmar Reichert, Bernhard Kutscher, Holger Bang, Kay Brune, Gerhard Quinkert, Hans-Günter Schaible
  • Patent number: 6251935
    Abstract: The invention relates to the use of racemic &agr;-lipoic acid or its enantiomers or pharmaceutically acceptable salts, amides, esters or thioesters thereof, in reduced or oxidized form, as active ingredient in the prevention or the acute or chronic treatment of migraine.
    Type: Grant
    Filed: August 15, 2000
    Date of Patent: June 26, 2001
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Jean Schoenen, Jürgen Engel, Klaus Wessel, Manfred Peukert, Michael Lobisch, Harald Borbe
  • Patent number: 6232327
    Abstract: The invention relates to the use of N-substituted indole-3-glyoxylamides of the general formula I as antitumor agents and to a pharmaceutical composition having antitumor action, characterized in that it contains at least one of the compounds of the general formula 1, if appropriate also in the form of the physiologically tolerable acid addition salts or N-oxides. Furthermore, the invention also includes antitumor agents comprising as active compound one or more N-substituted indole-3-glyoxylamides according to the general formula 1 and, if appropriate, their physiologically tolerable acid addition salts and, if possible, N-oxides and a pharmaceutically utilizable carrier and/or diluent or auxiliary substance in the form of tablets, coated tablets, capsules, solutions for infusion or ampoules, suppositories, patches, powder preparations which can be employed by inhalation, suspensions, creams and ointments.
    Type: Grant
    Filed: April 2, 1999
    Date of Patent: May 15, 2001
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Bernd Nickel, Istvan Szelenyi, Jürgen Schmidt, Peter Emig, Dietmar Reichert, Eckhard Günther, Kay Brune
  • Patent number: 6229042
    Abstract: The invention relates to a process for the preparation of compounds of the general formula I in which R1 and R2 are identical or different and are a C1-C20-alkyl group, C3-C12-cycloalkyl group, C7-C12-aralkyl group or a mono- or binuclear aryl group, in which a ketone of the formula III or IV in which R1 and R2 have the above meaning, is asymmetrically hydrogenated.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: May 8, 2001
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Rainer Gewald, Gunter Laban
  • Patent number: 6187941
    Abstract: A process for the preparation of oxazaphosphorine-2-amines of the formula (I) described by the reaction scheme in which R1 is H, 2-bromoethyl, 2-chloroethyl, 2-hydroxyethyl, 2-mesyloxyethyl or 1-phenylethyl; R2 is H or 2-chloroethyl; R3 is H, 2-bromoethyl, 2-chloroethyl or 1-phenylethyl; and R4 is H; or R1 and R2, and also R3 and R4, together with the linked N atom, form an aziridide ring, where R1, R2 and R3 are not simultaneously H, and R1 and R3 are not simultaneously 1-phenylethyl; and Y, which is optionally present, is hydrogen chloride or hydrogen bromide. The reaction is carried out in a single vessel with phosphoryl chloride and an auxiliary base as an acid-binding agent with minimization of the effect of water and without isolation of an intermediate compound.
    Type: Grant
    Filed: September 8, 1998
    Date of Patent: February 13, 2001
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Ulf Niemeyer, Harald Niegel, Bernard Kutscher, Ion Neda
  • Patent number: 6180631
    Abstract: The present invention is directed in part towards methods of modulating the function of serine/threonine protein kinases with 5-azaquinoxaline-based compounds. The methods incorporate cells that express a serine/threonine protein kinase, such as RAF. In addition, the invention describes methods of preventing and treating serine/threonine protein kinase-related abnormal conditions in organisms with a compound identified by the invention. Furthermore, the invention pertains to 5-azaquinoxaline compounds and pharmaceutical compositions comprising these compounds.
    Type: Grant
    Filed: October 5, 1998
    Date of Patent: January 30, 2001
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Gerald McMahon, Heinz Weinberger, Bernhard Kutscher, Harald App
  • Patent number: 6172050
    Abstract: Phospholipid derivatives of Formula X: wherein A is the ring system in which R is a linear or branched alkyl radical having 10 to 24 carbon atoms which may contain one or more double or triple bonds; R1 and R2 are independently hydrogen or linear alkyl radicals having 1 to 3 carbon atoms; y is 0, 1, 2 or 3; m and n are independently 0 or in an integer, with the proviso that m+n is between 2 and 8; or A is a tropanio or quinuclidinio ring system, which is linked via a carbon-carbon bond and is optionally substituted by one or more methyl groups; processes for the preparation of the derivatives, and methods for treating tumors therewith.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: January 9, 2001
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Gerhard Nössner, Bernhard Kutscher, J{umlaut over (u)}rgen Engel, Wolfgang Schumacher, Jurij Stekar, Peter Hilgard
  • Patent number: 6140512
    Abstract: A process for the preparation of lipolic acid (thioctic acid), or a derivative thereof, is one in which a 2-substituted cyclohexanone is transformed in an oxidation reaction to a lactone having formula (I), wherein X is a heteroatom substituent.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: October 31, 2000
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Brian Michael Adger, Raymond McCague, Stanley Michael Roberts
  • Patent number: 6124326
    Abstract: The invention relates to the use of flupirtine or its salts for the production of a medicament for the prophylaxis and therapy of disorders which accompany an unphysiologically high cell death rate. Of particular importance here is the treatment of organ disorders with cell-destroying processes, such as myocardial infarct, shock kidney, shock lung, senile macular degeneration or traumas as a result of mechanical, thermal, radiation or toxic influences.
    Type: Grant
    Filed: June 11, 1997
    Date of Patent: September 26, 2000
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Gabriele Pergande, Werner E. Muller, Neville Osborne, Heinz Ulrich
  • Patent number: 6117900
    Abstract: The invention relates to the use of 2-amino-4-(4-fluorobenzylamino)-1-ethoxycarbonylaminobenzene of formula I ##STR1## or its pharmaceutically utilizable salts, for the prophylaxis and treatment of neuropathic pain.
    Type: Grant
    Filed: September 27, 1999
    Date of Patent: September 12, 2000
    Assignee: ASTA Medica Aktiengesellschaft
    Inventors: Chris Rundfeldt, Reni Bartsch, Angelika Rostock, Christine Tober, Rita Dost