Patents by Inventor Eckhard Schwenner

Eckhard Schwenner 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: 5955571
    Abstract: The present invention relates to compounds of the general formula (I), ##STR1## in which the radicals have the meaning given in the description, to processes for their preparation and to their use as medicaments.
    Type: Grant
    Filed: August 1, 1995
    Date of Patent: September 21, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Christoph Schwemler, Thorsten Potter, Burkhard Mielke, Eckhard Schwenner, Axel Kretschmer, Udo Stropp, Winfried Kosch, Hansjorg Durr
  • Patent number: 5849893
    Abstract: The invention relates to nucleic acid-binding oligomers possessing C-branching of the general formula (I) ##STR1## and to the corresponding monomers, whose radicals have the meaning given in the description, and to their use as medicaments or diagnostic aids.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: December 15, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Antonius Lobberding, Burkhard Mielke, Christoph Schwemler, Eckhard Schwenner, Udo Stropp, Wolfgang Springer, Axel Kretschmer, Thorsten Potter
  • Patent number: 5623049
    Abstract: The invention relates to nucleic acid-binding oligomers possessing N-branching of the general formula (I), ##STR1## and their monomers, where the individual radicals have the meaning given in the description, and to their use as medicaments or as aids in diagnostics.
    Type: Grant
    Filed: September 6, 1994
    Date of Patent: April 22, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Antonius L obberding, Burkhard Mielke, Christoph Schwemler, Eckhard Schwenner, Udo Stropp, Wolfgang Springer, Axel Kretschmer, Thorsten P otter
  • Patent number: 5461054
    Abstract: The anthracene-spiro-pyrrolidines according to the invention are prepared by reacting either anthracene-spiro-furans or unsubstituted anthracene-spiropyrrolidines with appropriately substituted amines or by reacting unsubstituted anthracene derivatives with appropriately substituted methylenepyrrolidines. The substances can be used as active agents in medicaments, in particular for the production of immunomodulating medicaments.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: October 24, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Gaetan Ladouceur, Thomas M. Aune
  • Patent number: 5459143
    Abstract: N,N-Disubstitued piperazines are prepared by reacting either the appropriately substituted furans or the N-unsubstituted pyrrolidines with aminoalkylpiperazines. The substances according to the invention can be employed as active agents in medicaments, in particular for the production of immunomodulators.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: October 17, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Gaetan Ladouceur, Hans-Joachim Kabbe, Thomas M. Aune
  • Patent number: 5411960
    Abstract: Substituted pyrroloanthracenes are prepared by reacting either furanoanthracenes or N-unsubstituted pyrroloanthracenes with appropriately substituted alkylamines. The compounds can be employed as active ingredients in medicaments, in particular as immunomodulators.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: May 2, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Gaetan Ladouceur, Hans-Joachim Kabbe, Thomas M. Aune
  • Patent number: 5409932
    Abstract: The piperazine-substituted pyrroloanthracenes are prepared by reacting either furanoanthracenes with piperazinalkylamines or reacting unsubstituted pyrroloanthracenes first with dihalogenoalkyl compounds and then with appropriately substituted piperazines or by reacting furan derivatives first with piperazinalkylamines and then condensing with anthracenes. The new compounds can be employed as active ingredients in medicaments, in particular in immunomodulators.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: April 25, 1995
    Assignee: Bayer AG
    Inventors: Eckhard Schwenner, Gaetan Ladouceur, Hans-Joachim Kabbe, Thomas M. Aune
  • Patent number: 5063239
    Abstract: Circulation active compounds of the formula ##STR1## in which R.sup.1 is phenyl or heterocyclyl substituted by nitro, trifluoromethyl or other radicals,R.sup.2 is optionally substituted alkyl or other radicalR.sup.3 and R.sup.5 are hydrogen, methyl or other radicals,R.sup.4 is hydrogen or optionally substituted alkyl,X is from 2 to 15, andR.sup.6 is ##STR2## and physiologically acceptable salts thereof.
    Type: Grant
    Filed: May 8, 1990
    Date of Patent: November 5, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Hartmut Stegelmeier, Stanislav Kazda, Andreas Knorr
  • Patent number: 5051433
    Abstract: Hypertension and cardiac insufficiency can be controlled by 4-nitrophenyl-dihydropyridine amides of the formula ##STR1## in which X can be ethylene or the like,Y is pyridyl or --NR.sup.9 R.sup.10, andR.sup.9 and R.sup.10 each independently is hydrogenor an organic group, or together form a ring, and physiologically tolerated salts thereof. Compounds in which R.sup.5 and R.sup.6 are not aryl or aralkyl are new.
    Type: Grant
    Filed: September 27, 1989
    Date of Patent: September 24, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Stoltefuss, Eckhard Schwenner, Rainer Gross, Siegbert Hebisch, Matthias Schramm, Martin Bechem, Claudia Hirth, Johannes-Peter Stasch
  • Patent number: 5015650
    Abstract: Circulation active dihydropyridine amides of the formula ##STR1## in which R.sup.6 represents a group of the formula --O--(CH.sub.2).sub.n --R.sup.10, --S--(CH.sub.2).sub.n --R.sup.10 --O--SO.sub.2 --(CH.sub.2).sub.n R.sup.10 or --O--CO--(CH.sub.2).sub.n --R.sup.10in whichn denotes 0 to 4,andR.sup.10 denotes cyclohexyl, aryl or a heterocyclic ring,and physiologically acceptable salts thereof.
    Type: Grant
    Filed: September 27, 1989
    Date of Patent: May 14, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Stoltefuss, Eckhard Schwenner, Rainer Gross, Siegbert Hebisch, Matthias Schramm, Martin Bechem, Claudia Hirth, Johannes-Peter Stasch
  • Patent number: 4950676
    Abstract: Circulation active compounds of the formula ##STR1## in which R.sup.1 is phenyl or heterocyclyl substituted by nitro, trifluoromethyl or other radicals,R.sup.2 is optionally substituted alkyl or other radicalR.sup.3 and R.sup.5 are hydrogen, methyl or other radicals,R.sup.4 is hydrogen or optionally substituted alkyl,X is from 2 to 15, andR.sup.6 is ##STR2## and physiologically acceptable salts thereof.
    Type: Grant
    Filed: March 1, 1989
    Date of Patent: August 21, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Hartmut Stagelmeier, Stanislav Kazda, Andreas Knorr
  • Patent number: 4898877
    Abstract: Novel circulation-active cyclohexenecarboxylates of the formula ##STR1## in which R.sup.1 is an organic radical,R.sup.2 is an optionally substituted aryl radical,R.sup.3 is an optionally substituted alkyl or aryl radical,X and Y are --CN, --COR.sup.4, --SO.sub.2 R.sup.4, --COOR.sup.5, --CONR.sup.6 R.sup.7 or --SO.sub.2 NR.sup.6 R.sup.7, andR.sup.4, R.sup.5, R.sup.6 and R.sup.7 are various organic radicals.
    Type: Grant
    Filed: February 18, 1988
    Date of Patent: February 6, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Horst Meyer, Eckhard Schwenner, Martin Bechem, Rainer Gross, Matthias Schramm, Michael Kayser, Siegbert Hebisch
  • Patent number: 4885303
    Abstract: Circulation active tetrahydropyridines of the formula ##STR1## in which R.sup.1 represents a straight-chain, branched or cyclic, saturated or unsaturated hydrocarbon radical which has up to 20 carbon atoms and can be interrupted in the chain by an oxygen atom or a sulphur atom and/or can be substituted by halogen, cyano, hydroxyl, acyloxy, nitro or nitrooxy, or by a phenyl, phenoxy, phenylthio or phenylsulphonyl group which is optionally substituted by halogen, cyano, dialkylamino with in each case 1 or 2 carbon atoms per alkyl group, alkoxy with 1 to 4 carbon atoms, alkyl with 1 to 4 carbon atoms, trifluoromethyl or nitro, or by an .alpha.-, .beta.- or .gamma.
    Type: Grant
    Filed: January 4, 1988
    Date of Patent: December 5, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Horst Meyer, Eckhard Schwenner, Andreas Knorr
  • Patent number: 4861782
    Abstract: Circulation active compounds of the formula ##STR1## in which R.sup.1 is phenyl or heterocyclyl substituted by nitro, trifluoromethyl or other radicals,R.sup.2 is optionally substituted alkyl or other radicalR.sup.3 and R.sup.5 are hydrogen, methyl or other radicals,R.sup.4 is hydrogen or optionally substituted alkyl,X is from 2 to 15, andR.sup.6 is ##STR2## and physiologically acceptable salts thereof.
    Type: Grant
    Filed: February 25, 1987
    Date of Patent: August 29, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eckhard Schwenner, Hartmut Stegelmeier, Stanislav Kazda, Andreas Knorr
  • Patent number: 4808622
    Abstract: Circulation active, e.g. antihypertensive novel methionine-substituted dihydropyridines of the formula ##STR1## in which R.sup.1 is phenyl or a heterocyclic radical, or a physiologically acceptable salt thereof.
    Type: Grant
    Filed: January 7, 1987
    Date of Patent: February 28, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gunther Kinast, Eckhard Schwenner, Stanislav Kazda, Andreas Knorr, Michael Kayser