Patents by Inventor Klaus D. Bremm

Klaus D. Bremm 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).

  • 6-membered nitrogen-containing heteroaryl-oxazolidinones
    Patent number: 5627181
    Abstract: The invention relates to 6-membered nitrogen-containing heteroaryloxazolidinones, processes for their preparation and their use as medicaments, in particular as antibacterial medicaments.
    Type: Grant
    Filed: July 17, 1995
    Date of Patent: May 6, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Riedl, Dieter H abich, Andreas Stolle, Hanno Wild, Rainer Endermann, Klaus D. Bremm, Hein-Peter Kroll, Harald Labischinski, Klaus Schaller, Hans-Otto Werling
  • 1,9-bridged thiazolo[3,2-a]quinoline derivatives
    Patent number: 5618815
    Abstract: The present invention relates to 1,9-bridged thiazolo[3,2-a]quinoline derivatives of the general formula (I) ##STR1## in which the substituents Z, X, R.sup.1 have the meaning given in the description, to processes for their preparation and to their use in antibacterial compositions.
    Type: Grant
    Filed: May 19, 1995
    Date of Patent: April 8, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Jaetsch, Werner Hallenbach, Thomas Himmler, Burkhard Mielke, Klaus D. Bremm, Rainer Endermann, Franz Pirro, Michael Stegemann, Heinz-Georg Wetzstein
  • Quinolone-and naphthyridonecarboxylic acid derivatives
    Patent number: 5605910
    Abstract: The invention relates to new quinolone- and naphthyridonecarboxylic acid derivatives which are substituted in the 7-position by a tricyclic amine radical, their salts, processes for their preparation and antibacterial compositions comprising these compounds.
    Type: Grant
    Filed: July 28, 1995
    Date of Patent: February 25, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uwe Petersen, Thomas Schenke, Thomas Jaetsch, Stephan Bartel, Klaus D. Bremm, Rainer Endermann, Karl G. Metzger
  • Derivatives of 1-(2-fluorocyclopropyl)-quinolonecarboxylic acid and 1-(2-fluorocyclopropyl)-naphthridonecarboxylic acid
    Patent number: 5545642
    Abstract: The invention relates to novel derivatives of 1-(2-fluorocyclopropyl)-quinolonecarboxylic acid and 1-(2-fluorocyclopropyl)-naphthyridonecarboxylic acid which are substituted in the 7 position by a 2,3,4,5,6,7-hexahydro-1H-pyrrolo[3,4-c]pyridin-2-yl or 1,2,3,4,5,6-hexahydropyrrolo[3,4-c]pyrrol-2-yl residue, to their salts, to a process for their preparation and to antibacterial agents containing these derivatives.
    Type: Grant
    Filed: November 9, 1994
    Date of Patent: August 13, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uwe Petersen, Thomas Schenke, Stefan B ohm, Rolf Grosser, Klaus D. Bremm, Rainer Endermann, Karl G. Metzger
  • Benzoxazolyl- and benzothiazolyloxazolidinones
    Patent number: 5529998
    Abstract: The invention relates to benzoxazolyl- and benzothiazolyloxazolidinones, processes for their preparation and their use as medicaments, in particular as antibacterial medicaments.
    Type: Grant
    Filed: July 27, 1995
    Date of Patent: June 25, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Habich, Bernd Riedl, Martin Ruppelt, Andreas Stolle, Hanno Wild, Rainer Endermann, Klaus D. Bremm, Hein-Peter Kroll, Harald Labischinski, Klaus Schaller, Hans-Otto Werling
  • Pyrido[1,2,3-D,E] [1,3,4]benzoxadiazine derivatives
    Patent number: 5508278
    Abstract: Novel bactericidal pyrido[1,2,3-d,e,][1,3,4]benzoxadiazine derivatives of the formula (I) ##STR1## in which R.sup.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl optionally substituted by hydroxyl or halogen,R.sup.2 independently of R.sup.1 is hydrogen or methyl,R.sup.3 is hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.4 is hydrogen, C.sub.1 -C.sub.4 -alkyl optionally substituted by hydroxyl, methoxy, amino, methylamino or dimethylamino, or (5-methyl-2-oxo-1,3-dioxol-4-yl)-methyl,X.sup.
    Type: Grant
    Filed: August 26, 1994
    Date of Patent: April 16, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Jaetsch, Burkhard Mielke, Uwe Petersen, Thomas Philipps, Thomas Schenke, Klaus D. Bremm, Rainer Endermann, Karl G. Metzger, Martin Scheer, Michael Stegemann, Heinz-Georg Wetzstein