Patents by Inventor Eckhard Ottow

Eckhard Ottow 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: 6143733
    Abstract: Quinoxalinedione derivatives ##STR1## as well as their production and use in pharmaceutical agents are described.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: November 7, 2000
    Assignee: Schering Aktiengesellschaft
    Inventors: Andreas Huth, Martin Kruger, Eckhard Ottow, Dieter Seidelmann, Graham H Jones, Herbert Schneider, Lechoslaw Turski
  • Patent number: 6136805
    Abstract: Quinoxalinedione derivatives of formula (I) ##STR1## are described, and their use in pharmaceutical agents.
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: October 24, 2000
    Assignee: Scnering Aktiengesellschaft
    Inventors: Andreas Huth, Martin Kruger, Eckhard Ottow, Dieter Seidelmann, Roland Neuhaus, Herbert Schneider, Lechoslaw Turski
  • Patent number: 6127368
    Abstract: Compounds of formula I ##STR1## are described, as well as the process for their production and their use in pharmaceutical agents.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: October 3, 2000
    Assignee: Schering Aktiengesellschaft
    Inventors: Dieter Seidelmann, Andreas Huth, Preben Olesen, Eckhard Ottow, Jonathan Turner, Margrit Hillmann, Belinda Cole
  • Patent number: 6096732
    Abstract: Steroid esters of formula I ##STR1## are described, wherein m, n and x are as defined by the specification. The compounds are distinguished from the basic hydroxy compounds by considerably improved solubility as well by increased biological activity and selectivity.The compounds are suitable for the production of pharmaceutical agents.
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: August 1, 2000
    Assignee: Schering AG
    Inventors: Ulrich Klar, Arwed Cleve, Wolfgang Schwede, Gunter Neef, Eckhard Ottow, Kristof Chwalisz, Martin Schneider
  • Patent number: 6025376
    Abstract: This invention relates to (R)-(-)-methylphenyloxazolidinone derivatives, a process for their production and their use as pharmaceutical agents.
    Type: Grant
    Filed: August 2, 1996
    Date of Patent: February 15, 2000
    Assignee: Schering Aktiengesellschaft
    Inventors: Henry Laurent, Eckhard Ottow, Gerald Kirsch, Helmut Wachtel, Herbert Schneider, Daryl Faulds, Harald Dinter
  • Patent number: 5843931
    Abstract: Compounds of the general formula I ##STR1## are described, in which x represents an oxygen atom or the hydroxyimino grouping >N.about.OH,R.sup.1 represents a hydrogen atom or a methyl group,G represents a hydrogen atom, a halogen atom or a C.sub.1 -C.sub.4 -alkyl radical, when M and Q are hydrogen atoms or together are an additional bond,Q represents a C.sub.1 -C.sub.4 -alkyl radical when M and G are hydrogen atoms, orG and M together represent a methylene or ethylene group when Q is a hydrogen atom,and R.sup.2, R.sup.3 and R.sup.4 have the meanings given in the description.The novel compounds have pronounced antigestagenic and also antiglucocorticoid, antimineralocorticoid and antiandrogenic properties and are suitable for the preparation of medicaments.
    Type: Grant
    Filed: October 27, 1993
    Date of Patent: December 1, 1998
    Assignee: Shering Aktiengesellschaft
    Inventors: Eckhard Ottow, Wolfgang Schwede, Arwed Cleve, Walter Elger, Krzysztof Chwalisz, Martin Schneider
  • Patent number: 5843933
    Abstract: Compounds of formula I ##STR1## wherein X, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 have the meanings indicated in the description, are described, as well as processes for their production, pharmaceutical preparations containing these compounds as well as their use for treatment of diseases. The compounds have antigestagenic, antiglucocorticoid, antimineralocorticoid and antiandrogenic properties.
    Type: Grant
    Filed: May 3, 1995
    Date of Patent: December 1, 1998
    Assignee: Schering Aktiengesellschaft
    Inventors: Arwed Cleve, Cornelius Scheidges, Gunter Neef, Eckhard Ottow, Walter Elger, Sybille Beier
  • Patent number: 5728689
    Abstract: A method of inducing an antigestagenic effect by the administration of compounds of formula I: ##STR1## wherein, substituents are as defined in the specification.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: March 17, 1998
    Assignee: Schering Aktiengesellschaft
    Inventors: Arwed Cleve, Cornelius Scheidges, Gunter Neef, Eckhard Ottow, Walter Elger, Sybille Beier
  • Patent number: 5703066
    Abstract: In this invention, the new etheno- and ethano-19,11-bridged 4-estrenes of general formula I ##STR1## are described, in whichW, R.sup.1, R.sup.2, R.sup.6a, R.sup.6b, R.sup.7, R.sup.14, R.sup.15, R.sup.16, R.sup.11, R.sup.11' and R.sup.19 have the meaning indicated in the description, as well as a process for their production.The new compounds have strong progestational activity and are suitable for the production of pharmaceutical agents.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 30, 1997
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Wolfgang Schwede, Wolfgang Halfbrodt, Karl-Heinrich Fritzemeier, Rolf Krattenmacher
  • Patent number: 5523298
    Abstract: In this invention, the new etheno- and ethano-19,11-bridged 4-estrenes of general formula I ##STR1## are described, in which W, R.sup.1, R.sup.2, R.sup.6a, R.sup.6b, R.sup.7, R.sup.14, R.sup.15, R.sup.16, R.sup.11, R.sup.11' and R.sup.19 have the meaning indicated in the description, as well as a process for their production.The new compounds have strong progestational activity and are suitable for the production of pharmaceutical agents.
    Type: Grant
    Filed: October 13, 1993
    Date of Patent: June 4, 1996
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Wolfgang Schwede, Wolfgang Halfbrodt, Karl-Heinrich Fritzemeier, Rolf Krattenmacher
  • Patent number: 5519027
    Abstract: New D-homo-(16-ene)-11.beta.-aryl-4-estrenes of general formula I ##STR1## as well as their pharmaceutically compatible addition salts with acids are described in whichX stands for an oxygen atom, the hydroxyimino grouping >N.about.OH or two hydrogen atoms,R.sup.1 stands for a hydrogen atom or a methyl group,R.sup.2 stands for an hydroxy group, a C.sub.1 -C.sub.10 alkoxy or C.sub.1 -C.sub.10 acyloxy group,R.sup.11 stands for a fluorine, chlorine or bromine atom, and then R.sup.12 and R.sup.13 together mean an additional bond orR.sup.11 stands for a straight-chain or branched-chain C.sub.1 -C.sub.4 -alkyl radical or a hydrogen atom, and then R.sup.12 and R.sup.13 each mean a hydrogen atom or together mean an additional bond,and R.sup.3 and R.sup.4 have the usual meanings indicated in the description for competitive progesterone antagonists.
    Type: Grant
    Filed: February 25, 1994
    Date of Patent: May 21, 1996
    Assignee: Schering Aktiengesellschaft
    Inventors: Wolfgang Schwede, Eckhard Ottow, Arwed Cleve, Walter Elger, Krzysztof Chwalisz, Martin Schneider
  • Patent number: 5446178
    Abstract: A process of cyclizing compounds of formula II ##STR1## wherein K, V', R.sup.1 and 1 are as herein defined, is described whereby a compound of formula IVa is produced ##STR2## wherein K, V', R.sup.1, Q, S and 1 are as herein defined. The compounds of formula IVa are useful intermediates in the production of compounds of formula I ##STR3## wherein ring A, B, G, V, Z, R.sup.1 and R.sup.2 are as herein defined.
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: August 29, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Rudolf Wiechert, Gunter Neef, Sybille Beier, Walter Elger, David A. Henderson
  • Patent number: 5446036
    Abstract: There are provided 13-alkyl-11beta-phenyl-gonanes of formula I ##STR1## wherein Z is an oxygen atom or N--OH;R.sup.2 is alpha- or beta-position methyl or ethyl;R.sup.1 is selected from heteroaryl radicals, cycloalkyl radicals, cycloalkenyl radicals, aryl radicals, alkenyl radicals, and alkyl radicals where R.sup.2 is in the alpha-position and an ethyl radical where R.sup.2 is in the beta-position; andR.sup.3 and R.sup.4 are selected from one of two different groups of substituent pairs, the group from which the selection is made being determined by the position of R.sup.2.
    Type: Grant
    Filed: November 2, 1993
    Date of Patent: August 29, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Stefan Scholz, Eckhard Ottow, Guenter Neef, Walter Elger, Sybille Beier, Krzysztof Chwalisz
  • Patent number: 5439913
    Abstract: Competitive progesterone antagonists, including two novel steroids, viz., 11.beta.,19-[4-(cyanophenyl)-o-phenylene]-17.beta.-hydroxy-17.alpha.-(3-hy droxyprop-1(Z)-enyl)-4-androsten-3-one and 11.beta.,19-[4-(3-pyridinyl)-o-phenylene]-17.beta.-hydroxy-17.alpha.-(3-hy droxyprop-1(Z)-enyl)-4-androsten-3-one, inhibit formation of endometrial glands at below their ovulation inhibiting dose and the abortive dose, and thus achieve oral contraception in females without adversely affecting the menstrual cycle and without risk of aborting a previous implanted fertilized egg or a fetus.
    Type: Grant
    Filed: July 1, 1992
    Date of Patent: August 8, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Krzystof Chwalisz, Walter Elger, Karin Schmidt-Gollwitzer, Eckhard Ottow
  • Patent number: 5426102
    Abstract: Novel compounds of the general formula I ##STR1## and the pharmacologically tolerable addition salts thereof with acids are described, in which eitherIa) R.sup.11 represents a hydrogen atom in the .beta.-configuration and each of R.sup.12 and R.sup.13 represents a hydrogen atom, orIb) R.sup.11 represents a hydrogen atom in the .beta.-configuration and R.sup.12 and R.sup.13 together represent a second bond, orIc) R.sup.11 and R.sup.12 together represent a second bond and R.sup.13 represents a hydrogen atom, orId) R.sup.11 represents a hydrogen atom in the .alpha.-configuration and R.sup.12 and R.sup.13 together represent a second bond,and in Ia), Ib), Ic) or Id)X represents an oxygen atom, the hydroxyimino grouping >N.about.OH or two hydrogen atoms,R.sup.1 represents a hydrogen atom or a methyl group,R.sup.2 represents a hydroxy group, a C.sub.1 -C.sub.10 -alkoxy group or a C.sub.1 -C.sub.10 -acyloxy group, andR.sup.3 and R.sup.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: June 20, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Wolfgang Schwede, Eckhard Ottow, Gunter Neef, Arwed Cleve, Krzysztof Chwalisz, Horst Michna
  • Patent number: 5405979
    Abstract: A process for the production of 10.beta.-H-11.beta.-(substituted phenyl) steroids of the formulae Ia or Ib set forth in the claims by reduction of a compound of the formula III: ##STR1## followed by cleaving with a strong acid or partial cleaving with a less strong acid. Reduction with an electropositive metal in an electron-solvating solvent is preferred.
    Type: Grant
    Filed: November 30, 1992
    Date of Patent: April 11, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Gunter Neef, Arwed Cleve, Rudolf Wiechert
  • Patent number: 5359054
    Abstract: The invention includes compounds of the following formula ##STR1## where A and B either A and B form an additional double bond and D is a hydrogen atom or B and D form an additional double bond and A is a hydrogen atom and the other variables are as defined in the specification. Also disclosed is a process of making the compounds and a process of using the compounds to make compounds of the following formula ##STR2## where the variables are defined in the specification. These compounds are useful as antigestigens.
    Type: Grant
    Filed: November 30, 1992
    Date of Patent: October 25, 1994
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Gunter Neef, Arwed Cleve, Rudolf Weichert
  • Patent number: 5273971
    Abstract: There are provided 13-alkyl-11beta-phenyl-gonanes of formula I ##STR1## wherein Z is an oxygen atom or N--OH;R.sup.2 is alpha- or beta-position methyl or ethyl;R.sup.1 is selected from heteroaryl radicals, cycloalkyl radicals, cycloalkenyl radicals, aryl radicals, alkenyl radicals, and alkyl radicals where R.sup.2 is in the alpha-position and an ethyl radical where R.sup.2 is in the beta-position; andR.sup.3 and R.sup.4 are selected from one of two different groups of substituent pairs, the group from which the selection is made being determined by the position of R.sup.2.
    Type: Grant
    Filed: July 3, 1989
    Date of Patent: December 28, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Stefan Scholz, Eckhard Ottow, Guenter Neef, Walter Elger, Sybille Beier, Krzysztof Chwalisz
  • Patent number: 5244886
    Abstract: New 11.beta.-phenyl-14.beta.H-steroids of general formula (I), where Z is an oxygen atom or the hydroxyimino-grouping N.about.OH, and M and N are either jointly a second compound or L is a hydrogen atom and M is an .alpha.-permanent hydroxy group and either A and B together are a second compound and D is a hydrogen atom, where R.sup.1 is a five or six-part heteroalkyl residue or a cycloalkyl, cycloalkenyl or aryl residue or A is a hydrogen atom and B and D together are a methylene bridge, where R.sup.1 besides the aforementioned residues may be a possibly substituted hydrocarbon residue with up to 10 C atoms, a possibly substituted amino group, a hydroxy or C.sub.1-8 alkoxy, mercapto or thioalkyl group, R.sup.2 is a methyl or ethyl residue, and R.sup.3 /R.sup.4 represents the usual combination of substituents on the C17 atom in steroid chemistry, having antigestagenic and other properties.
    Type: Grant
    Filed: March 20, 1991
    Date of Patent: September 14, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Stefan Scholz, Gunter Neef, Eckhard Ottow, Walter Elger, Sybille Beier, Krzysztof Chwalisz
  • Patent number: 5232915
    Abstract: 9.alpha.-Hydroxy-19,11.beta.-bridged steroids of general formula I ##STR1## are described. The more detailed meaning of A, B, R.sup.1, R.sup.2, G, Z, R.sup.4 --Y and R.sup.4' --Y' follows from the description. The steroids of general formula I have antigestagen and/or antiglucocorticoidal action and can be used for the production of pharmaceutical agents.
    Type: Grant
    Filed: January 14, 1992
    Date of Patent: August 3, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Eckhard Ottow, Gunter Neef, Rudolf Wiechert, Walter Elger, Sybille Beier, Karl-Heinrich Fritzemeier