Patents by Inventor Reinhold Gehring

Reinhold Gehring 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-{4-[({[4 chloro-3-(trifluoromethyl)phenyl]amino}carbonyl)amino]phenoxy}-N-methylpyridine-2-carboxamide
    Patent number: 8124782
    Abstract: The present invention relates to a process for preparing 4-{4-[({[4-chloro-3-(trifluoro-methyl)phenyl]amino}carbonyl)amino]phenoxy}-N-methylpyridine-2-carboxamide and its tosylate salt.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: February 28, 2012
    Assignee: Bayer Pharma Aktiengesellschaft
    Inventors: Michael Lögers, Reinhold Gehring, Oliver Kuhn, Mike Matthäus, Klaus Mohrs, Matthias Müller-Gliemann, Jürgen Stiehl, Mathias Berwe, Jana Lenz, Werner Heilmann
  • Process for the Preparation of 4-Carbonyl)Amino]Phenoxy}-N-Methylpyridine-2-Carboxamide
    Publication number: 20080262236
    Abstract: The present invention relates to a process for preparing 4-{4-[({[4-chloro-3-(trifluoro-methyl)phenyl]amino}carbonyl)amino]phenoxy}-N-methylpyridine-2-carboxamide and its tosylate salt.
    Type: Application
    Filed: September 20, 2005
    Publication date: October 23, 2008
    Applicant: Bayer HealthCare AG
    Inventors: Michael Logers, Reinhold Gehring, Oliver Kuhn, Mike Matthaus, Klaus Mohrs, Matthias Muller-Gliemann, Jurgen Stiehl, Mathias Berwe, Jana Lenz, Werner Heilmann
  • Method for producing 8-methoxy-quinolinecarboxylic acids
    Patent number: 7115744
    Abstract: The present invention relates to a novel process for preparing 8-methoxy-3-quinolonecarboxylic acids which are antibiotics having potent antibacterial action.
    Type: Grant
    Filed: May 11, 2005
    Date of Patent: October 3, 2006
    Assignee: Bayer Healthcare Aktiengesellschaft
    Inventors: Reinhold Gehring, Klaus Mohrs, Werner Heilmann, Herbert Diehl
  • Process for the preparation of sulphonamide-substituted imidazotriazinones
    Patent number: 6998483
    Abstract: The present invention relates to a process for the preparation of sulphonamide-substituted imidazotriazinones of the general formula (I) characterized in that compounds of the formula (II) are reacted with sulphuric acid and the products obtained are then reacted with thionyl chloride and converted in situ in an inert solvent using an amine into the compounds according to the invention and, if appropriate, reacted to give the corresponding salts, hydrates or N-oxides.
    Type: Grant
    Filed: May 5, 2005
    Date of Patent: February 14, 2006
    Assignee: Bayer HealthCare Aktiengesellschaft
    Inventors: Marc Nowakowski, Reinhold Gehring, Werner Heilmann, Karl-Heinz Wahl
  • Method for producing 8-methoxy-quinoline carboxylic acids
    Publication number: 20050209276
    Abstract: The present invention relates to a novel process for preparing 8-methoxy-3-quinolonecarboxylic acids which are antibiotics having potent antibacterial action.
    Type: Application
    Filed: May 11, 2005
    Publication date: September 22, 2005
    Applicant: Bayer Healthcare Aktiengesellschaft
    Inventors: Reinhold Gehring, Klaus Mohrs, Werner Heilmann, Herbert Deihl
  • Process for the preparation of sulphonamide-substituted imidazotriazinones
    Publication number: 20050203298
    Abstract: The present invention relates to a process for the preparation of sulphonamide-substituted imidazotriazinones of the general formula (I) characterized in that compounds of the formula (II) are reacted with sulphuric acid and the products obtained are then reacted with thionyl chloride and converted in situ in an inert solvent using an amine into the compounds according to the invention and, if appropriate, reacted to give the corresponding salts, hydrates or N-oxides.
    Type: Application
    Filed: May 5, 2005
    Publication date: September 15, 2005
    Applicant: Bayer HealthCare Aktiengesellschaft
    Inventors: Marc Nowakowski, Reinhold Gehring, Werner Heilmann, Karl-Heinz Wahl
  • Method for producing 8-methoxy-quinolinecarboxylic acids
    Patent number: 6897315
    Abstract: The present invention relates to a novel process for preparing 8-methoxy-3-quinolonecarboxylic acids which are antibiotics having potent antibacterial action.
    Type: Grant
    Filed: April 3, 2003
    Date of Patent: May 24, 2005
    Assignee: Bayer HealthCare Aktiengesellschaft
    Inventors: Reinhold Gehring, Klaus Mohrs, Werner Heilmann, Herbert Diehl
  • Process for the preparation of sulphonamide-substituted imidazotriazinones
    Publication number: 20050014756
    Abstract: The present invention relates to a process for the preparation of sulphonamide-substituted imidazotriazinones of the general formula (I) characterized in that compounds of the formula (II) are reacted with sulphuric acid and the products obtained are then reacted with thionyl chloride and converted in situ in an inert solvent using an amine into the compounds according to the invention and, if appropriate, reacted to give the corresponding salts, hydrates or N-oxides.
    Type: Application
    Filed: July 2, 2004
    Publication date: January 20, 2005
    Applicant: Bayer Aktiengesellschaft
    Inventors: Marc Nowakowski, Reinhold Gehring, Werner Heilmann, Karl-Heinz Wahl
  • Process for the preparation of sulphonamide-substituted imidazotriazinones
    Patent number: 6777551
    Abstract: The present invention relates to a process for the preparation of sulphonamide-substituted imidazotriazinones of the general formula (I) characterized in that compounds of the formula (II) are reacted with sulphuric acid and the products obtained are then reacted with thionyl chloride and converted in situ in an inert solvent using an amine into the compounds according to the invention and, if appropriate, reacted to give the corresponding salts, hydrates or N-oxides.
    Type: Grant
    Filed: December 17, 2001
    Date of Patent: August 17, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Marc Nowakowski, Reinhold Gehring, Werner Heilmann, Karl-Heinz Wahl
  • Method for producing 8-methoxy-quinoline carboxylic acids
    Publication number: 20030208069
    Abstract: The present invention relates to a novel process for preparing 8-methoxy-3-quinolonecarboxylic acids which are antibiotics having potent antibacterial action.
    Type: Application
    Filed: April 3, 2003
    Publication date: November 6, 2003
    Applicant: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Klaus Mohrs, Werner Heilmann, Herbert Deihl
  • Process for the preparation of sulphonamide-substituted imidazotriazinones
    Publication number: 20020137930
    Abstract: The present invention relates to a process for the preparation of sulphonamide-substituted imidazotriazinones of the general formula (I) 1
    Type: Application
    Filed: December 17, 2001
    Publication date: September 26, 2002
    Inventors: Marc Nowakowski, Reinhold Gehring, Werner Heilmann, Karl-Heinz Wahl
  • Process for the preparation of halogenomethylcyclopropanes and ultrapure halogenomethylcyclopropane
    Patent number: 6063971
    Abstract: A process for producing a compound of the formula (I) ##STR1## wherein Hal is chlorine or bromine, and R.sup.1 to R.sup.5 are, each independently, hydrogen, unsubstituted or substituted C.sub.1 -C.sub.10 -alkyl, or unsubstituted or substituted C.sub.6 -C.sub.10 -aryl;comprising reacting a compound of the formula (II) ##STR2## wherein R.sup.1 to R.sup.5 are the same as above with chlorine or bromine, the chlorine or bromine being in an excess of at least 5 mol % compared to the compound of formula (I), with an organic phosphorus compound of the formula (III) ##STR3## wherein each Ar is independently an unsubstituted or substituted C.sub.6 -C.sub.10 -aryl, the process yielding the compound of formula (I) having a purity of over 95%.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: May 16, 2000
    Assignee: Bayer AG
    Inventors: Joachim Komoschinski, Reinhold Gehring
  • Process for the production of halogen methyl cyclopropanes and highly pure halogen methyl cyclopropanes
    Patent number: 6008420
    Abstract: The invention relates to a process for the preparation of halogenomethylcyclopropanes.
    Type: Grant
    Filed: August 20, 1998
    Date of Patent: December 28, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Joachim Komoschinski, Reinhold Gehring
  • Process for preparing nucleus-halogenated benzoyl chlorides
    Patent number: 5840975
    Abstract: Ring-halogenated benzoyl chlorides are obtained in a particularly advantageous manner if ring-halogenated benzotrichlorides are reacted with formic acid in the presence of iron salts.
    Type: Grant
    Filed: July 24, 1997
    Date of Patent: November 24, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Herbert Muller, Georg Hardenbicker, Werner Bussmann
  • Process for the preparation of nuclear-halogenated benzotrichlorides from the corresponding benzotrifluorides
    Patent number: 5672791
    Abstract: Nuclear-halogenated benzotrichlorides are prepared in a particularly advantageous manner from the corresponding nuclear-halogenated benzotrifluorides by reacting nuclear-halogenated benzotrifluorides with silicon tetrachloride in the presence of catalytic amounts of aluminium trichloride.
    Type: Grant
    Filed: January 24, 1996
    Date of Patent: September 30, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Fritz Doring, Reinhold Gehring, Josef Heinrich
  • Herbicidal agents based on pyrazole derivatives
    Patent number: 5256634
    Abstract: Herbicidally active 5-amino-1-phenyl-pyrazoles, most of which are new, of the formula ##STR1##
    Type: Grant
    Filed: August 12, 1991
    Date of Patent: October 26, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallnor, Reinhold Gehring, Klauke Erich, Jorg Stetter, Heinz-Jurgen Wroblowsky, Robert R. Schmidt, Hans-Joachim Santel
  • Herbicidal and fungicidal agents based on substituted pyrazolin-5-one derivatives
    Patent number: 5162528
    Abstract: The invention relates to the use of partly known substituted pyrazolin-5-one derivatives of the formula (I) ##STR1## as herbicides and fungicides, new substituted pyrazolin-5-one derivatives and processes for their preparation.
    Type: Grant
    Filed: February 4, 1991
    Date of Patent: November 10, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Markus Lindig, Heinz-Jurgen Wroblowsky, Hans-Joachim Santel, Robert R. Schmidt, Wilhelm Brandes, Robert H. Strang
  • Herbicidal agents based on pyrazole derivatives
    Patent number: 5104439
    Abstract: Herbicidally active 5-amino-1-phenyl-pyrazoles, most of which are new, of the formula ##STR1##
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: April 14, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallner, Reinhold Gehring, Erich Klauke, Jorg Stetter, Heinz-Jurgen Wroblowsky, Robert R. Schmidt, Hans-Joachim Santel
  • Herbicidal and fungicidal agents based on substituted pyrazolin-5-one derivatives
    Patent number: 5028717
    Abstract: The invention relates to the use of partly known substituted pyrazolin-5-one derivatives of the formula (I) ##STR1## as herbicides and fungicides, new substituted pyrazolin-5-one derivatives and processes for their preparation.
    Type: Grant
    Filed: November 8, 1989
    Date of Patent: July 2, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Markus Lindig, Heinz-Jurgen Wroblowsky, Hans-Joachim Santel, Robert R. Schmidt, Wilhelm Brandes, Robert H. Strang
  • Pest-combating agents based on pyrazole derivatives
    Patent number: 4945165
    Abstract: A 5-aminopyrazole of the formula (I) ##STR1## in which R.sup.2 represents CF.sub.3 or CCL.sub.2 F,R.sup.3 represents hydrogen or CH.sub.3and n represents the number 0 or 1.The 5-aminopyrazole of formula (I) is effective in combating insects, sense animals and nematodes.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: July 31, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uta Jensen-Korte, Reinhold Gehring, Otto Schallner, Jorg Stetter, Heinz-Jurgen Wroblowsky, Benedikt Becker, Bernhard Homeyer, Wolfgang Behrenz, Wilhelm Stendel, Peter Andrews