Patents by Inventor Gerhard Franckowiak

Gerhard Franckowiak 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).

  • Patent number: 8063243
    Abstract: The present invention relates to stable active compound complexes of salts of o-acetylsalicylic acid with basic amino acids and glycine, to a process for their preparation and to their use as medicaments.
    Type: Grant
    Filed: May 20, 2006
    Date of Patent: November 22, 2011
    Assignee: Bayer Pharma Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Wolfram Ledwoch, Eberhard Schweinheim, Yutaka Hayauchi
  • Publication number: 20090306024
    Abstract: The present invention relates to a fixed combination comprising a salt of o-acetylsalicylic acid with a basic amino acid as component A and an HMG-CoA reductase inhibitor as component B, a medicament comprising this combination and a process for its production.
    Type: Application
    Filed: October 4, 2006
    Publication date: December 10, 2009
    Inventors: Wolfram Ledwoch, Claus Gert Haase, Gerhard Franckowiak, Heike Wagner, Yutaka Hayauchi
  • Publication number: 20090226524
    Abstract: The present invention relates to stable active compound complexes of salts of o-acetylsalicylic acid with basic amino acids and glycine, to a process for their preparation and to their use as medicaments.
    Type: Application
    Filed: May 20, 2006
    Publication date: September 10, 2009
    Applicant: Bayer Healthcare AG
    Inventors: Gerhard Franckowiak, Wolfram Ledwoch, Eberhard Schweinheim, Yutaka Hayauchi
  • Patent number: 7449198
    Abstract: The present invention relates to stable salts of O-acetylsalicylic acid with basic amino acids, a process for their preparation and their use as medicaments.
    Type: Grant
    Filed: August 9, 2004
    Date of Patent: November 11, 2008
    Assignee: Bayer Healthcare AG
    Inventors: Gerhard Franckowiak, Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch
  • Publication number: 20050171070
    Abstract: The present invention relates to improved compositions comprising stable salts of O-acetylsalicylic acid with basic amino acids, to pharmaceuticals comprising them and to their use for preparing pharmaceuticals.
    Type: Application
    Filed: January 7, 2003
    Publication date: August 4, 2005
    Inventors: Felix Ecker, Ralf Bullesbach, Wolfram Ledwoch, Gerhard Franckowiak, Marianne Petersen-Braun
  • Publication number: 20050009791
    Abstract: The present invention relates to stable salts of O-acetylsalicylic acid with basic amino acids, a process for their preparation and their use as medicaments.
    Type: Application
    Filed: August 9, 2004
    Publication date: January 13, 2005
    Inventors: Gerhard Franckowiak, Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch
  • Patent number: 6773724
    Abstract: The present invention relates to stable salts of O-acetylsalicylic acid with basic amino acids, a process for their preparation and their use as medicaments.
    Type: Grant
    Filed: July 16, 2001
    Date of Patent: August 10, 2004
    Assignee: Bayer AG
    Inventors: Gerhard Franckowiak, Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch
  • Publication number: 20020091108
    Abstract: The present invention relates to stable salts of O-acetylsalicylic acid with basic amino acids, a process for their preparation and their use as medicaments.
    Type: Application
    Filed: July 16, 2001
    Publication date: July 11, 2002
    Inventors: Gerhard Franckowiak, Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch
  • Patent number: 5639886
    Abstract: The present invention relates to a one-pot process for the preparation of 7-heterocyclyl-substituted 3-quinolonecarboxylic acid derivatives. They possess a strong anti-microbial effect. They include active compounds such as, for example, ofloxacin, ciprofloxacin or enrofloxacin.
    Type: Grant
    Filed: December 2, 1994
    Date of Patent: June 17, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rudolf Zerbes, Paul Naab, Gerhard Franckowiak, Herbert Diehl
  • Patent number: 5599824
    Abstract: The invention relates to pharmaceutical preparations, containing a specific crystal modification (subsequently called "modification II") of isopropyl-(2-methoxyethyl) 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylate (nimodipine) and to a process for its preparation.
    Type: Grant
    Filed: January 30, 1995
    Date of Patent: February 4, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Alfons Grunenberg, Ahmed Hegasy, Wolfgang M uck, Gerhard Franckowiak, Rango-Rao Kanikanti
  • Patent number: 5420142
    Abstract: The present invention relates to the use of 3-formyl-1,4-dihydropyridine derivatives as medicaments for the control of cardiovascular diseases, in particular of pathologically changed blood pressure and of cardiac insufficiency, new compounds and a process for their preparation.
    Type: Grant
    Filed: December 14, 1993
    Date of Patent: May 30, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Stoltefuss, Gerhard Franckowiak, Horst Boshagen, Martin Bechem, Rainer Gross, Siegbert Hebisch, Joachim Hutter, Howard-Paul Rounding, Matthias Schramm
  • Patent number: 5344944
    Abstract: Circulation-active dihydropyridines of the formula ##STR1## in which R.sup.1 is H, CN, NO.sub.2 or --COOR.sup.7,R.sup.7 is H, alkyl or various other radicals,R.sup.2 and R.sup.4 each independently is alkyl or other radicals,R.sup.3 is H or optionally substituted alkyl, andR.sup.5 completes a keto or ester group,and physiologically acceptable salts thereof.
    Type: Grant
    Filed: September 3, 1993
    Date of Patent: September 6, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Albrecht Marhold, Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm, Gunther Thomas
  • Patent number: 5008279
    Abstract: Circulation-active fluoromethoxyphenyldihydropyridines of the formula ##STR1## in which X stands for hydrogen or fluorine andR stands for straight-chain, branched or cyclic alkyl or alkenyl having 2 to 12 carbon atoms which can be interrupted by 1 to 2 oxygen and/or sulphur atoms in the chain, and which can be monosubstituted or polysubstituted(a) by hydroxyl, aryl having 6 to 12 carbon atoms, aryloxy having 6 to 12 carbon atoms, where the aryl radical is again substituted by alkyl having up to 4 carbon atoms, alkoxy having up to 4 carbon atoms or halogen, the substituents being identical or different, or(b) by carboxyl, alkoxycarbonyl having up to 6 carbon atoms, pyridyl, piperidyl, pyrimidyl, acyloxy having up to 7 carbon atoms, sulphamoyl, carbamoyl, halogen or cyano, the substituents being identical or different, or(c) by an amino group, where the amino group can carry one or two identical or different substituents from the group consisting of alkyl having up to 6 carbon atoms, benzyl, phenyl or acyl havi
    Type: Grant
    Filed: October 27, 1988
    Date of Patent: April 16, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Jurgen Stoltefuss, Martin Bechem, Rainer Gross, Michael Kayser, Siegbert Hebisch, Matthias Schramm
  • Patent number: 4898865
    Abstract: Circulation active nitrodihydropyridines of the formula ##STR1## in which R represents aryl which has 6 to 12 carbon atoms and can be substituted up to 4 times, identically or differently, by halogen, nitro, cyano, alkyl, alkoxy, alkylthio, in each case having up to 6 carbon atoms, trifluoromethyl, trifluoromethoxy, difluoromethoxy, trifluoromethylthio, difluoromethylenedioxy, trifluoroethylenedioxy or tetrafluoroethylenedioxy or by benzyl, benzyloxy or benzylthio, each of which is optionally substituted by halogen, nitro, cyano, trifuoromethyl, alkyl having up to 4 carbon atoms or alkoxy having up to 4 carbon atoms, or represents a heterocycle which is optionally substituted by halogen, phenyl or alkyl having up to 4 carbon atoms and is from the group consisting of pyrryl, thienyl, furyl, pyrazolyl, imidazolyl, oxazolyl, thiazolyl, pyridyl, pyrimidyl, pyridazinyl, quinolyl, benzoxadiazolyl, chromenyl or thiochromenyl, andn represents a number from 1 to 12,and physiologically acceptable salts thereof.
    Type: Grant
    Filed: July 13, 1988
    Date of Patent: February 6, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Martin Bechem, Michael Kayser, Rainer Gross, Matthias Schramm, Friedel Seuter, Elisabeth Perzborn, Gunther Thomas
  • Patent number: 4895855
    Abstract: A composition effective for treating circulation disorders comprises a mixture of ##STR1## wherein the variables can have varied meetings. I are inotropic and II are vasodilating but, whereas the ingredients in the combination would be expected to be antagonistic, they are reinforcing.
    Type: Grant
    Filed: December 6, 1985
    Date of Patent: January 23, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Siegfried Goldmann, Horst Boshagen, Friedrich Bossert, Gerhard Franckowiak, Horst Meyer, Jurgen Stoltefuss, Rainer Gross, Matthias Schramm, Gunter Thomas
  • Patent number: 4886804
    Abstract: Cardioactive novel dihydropyridine ethers of the formula ##STR1## in which R.sup.1 -stands for cyano, nitro or for a -COOR.sup.5 group,whereinR.sup.5 -denotes straight-chain, branched or cyclic alkyl having up to 6 carbon atoms, which can be interrupted by an oxygen in the chain and which can be monosubstituted or polysubstituted by identical or different substituents from the group consisting of halogen, cyano, hydroxyl, phenyl, phenoxy or by a group of the formula ##STR2## R.sup.2 -stands for aryl having 6 to 12 carbon atoms, which can be monosubstituted, disubstituted or trisubstituted by identical or different substituents from the group consisting of halogen, cyano, nitro, trifluoromethyl, trifluoromethoxy, trifluoromethylthio, alkyl having up to 4 carbon atoms or alkoxy having up to 4 carbon atoms,R.sup.3 -stands for aryl having 6 to 12 carbon atoms, or stands for straight-chain, branched or cyclic alkyl having up to 6 carbon atoms andR.sup.
    Type: Grant
    Filed: September 20, 1988
    Date of Patent: December 12, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Martin Bechem, Rainer Gross, Siegfried Hebisch, Matthias Schramm
  • Patent number: 4886816
    Abstract: Circulation-active dihydropyridines of the formula ##STR1## in which R.sup.1 is H, CN, NO.sub.2 or --COOR.sup.7,R.sup.7 is H, alkyl or various other radicals,R.sup.2 and R.sup.4 each independently is alkyl or other radicals,R.sup.3 is H or optionally substituted alkyl,R.sup.5 completes a keto or ester group, andR.sup.6 is a direct bond or --CF.sub.2 -- or --CHF--,and physiologically acceptable salts thereof.
    Type: Grant
    Filed: May 5, 1988
    Date of Patent: December 12, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Albrecht Marhold, Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm, Gunther Thomas
  • Patent number: 4876255
    Abstract: For the control of coronary diseases and thromboses there are provided the novel compounds ##STR1## in which R.sup.1 is an optionally substituted phenyl or heterocyclic radical,R.sup.2 is a cyano, keto, carboxy, ester or amide group, andX is from 0 to 6,and physiologically acceptable salts thereof.
    Type: Grant
    Filed: April 7, 1988
    Date of Patent: October 24, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Ulrich Rosentreter, Elisabeth Perzborn, Friedel Seuter, Michael Kayser, Gunther Thomas
  • Patent number: 4876254
    Abstract: For the treatment of circulation disorders, the novel 5-nitro-1,4-dihydropyridines of the formula ##STR1## in which R represents C.sub.6 -C.sub.14 -aryl which can be mono- to pentasubstituted by identical or different substituents from the series comprising halogen, nitro, cyano, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, trifluoromethyl, trifluoromethoxy, difluoromethoxy, trifluoromethylthio and benzyl, benzyloxy or benzylthio optionally substituted by nitro, cyano, trifluoromethyl, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy, orrepresents a heterocycle from the series pyrryl, thienyl, furyl, pyrazolyl, imidazolyl, oxazolyl, thiazolyl, pyridyl, pyridazinyl, pyrimidyl, quinolyl, benzoxadiazolyl, chromenyl or thiochromenyl optionally mono- to tetrasubstituted by halogen, phenyl or C.sub.1 -C.sub.4 -alkyl orrepresents straight-chain, branched or cyclic alkyl with up to 14 carbon atoms,and their physiologically acceptable salts.
    Type: Grant
    Filed: April 8, 1988
    Date of Patent: October 24, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Franckowiak, Michael Kayser, Matthias Schramm, Gunther Thomas, Rainer Gross, elisabeth Perzborn, Friedel Seuter
  • Patent number: 4772612
    Abstract: Novel circulation active dihydropyridines of the formula ##STR1## in which X is CO, SO.sub.2 or CONH,R.sup.4 is H, OH, alkyl, halogen, acyloxy, alkoxyalkoxy, aralkyloxy, or together with R.sup.5 forms a heterocyclic ring, andthe other radicals are conventional in the dihydropyridine art,and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: June 3, 1986
    Date of Patent: September 20, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Siegfried Goldmann, Jurgen Stoltefuss, Gerhard Franckowiak, Rainer Gross, Matthias Schramm, Gunter Thomas