Patents by Inventor Gerda Mannesmann

Gerda Mannesmann 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: 5157042
    Abstract: Carbacyclin derivatives of Formula I ##STR1## wherein R.sub.1 is OR.sub.2, wherein R.sub.2 is hydrogen, alkyl, cycloalkyl, aryl, ##STR2## or a heterocyclic residue; or R.sub.1 is NHR.sub.3 wherein R.sub.3 is an acid residue (acyl) or R.sub.2 ;A is --CH.sub.2 --CH.sub.2 --, trans--CH.dbd.CH--, or --C.tbd.C--;W is a free or functionally modified hydroxymethylene group or a free or functionally modified ##STR3## wherein the OH-group can be in the .alpha.- or .beta.-position; D is ##STR4## a straight-chain, saturated aliphatic group of 1-10 carbon atoms; or a branched, saturated or straight-chain or branched, unsaturated aliphatic group of 2-10 carbon atoms; all of which are substituted by fluorine atoms;n is 1, 2, or 3;E is a direct bond, --C.tbd.C--, or --CR.sub.6 .dbd.CR.sub.7 --, wherein R.sub.6 is hydrogen or alkyl of 1-5 carbon atoms and R.sub.7 is hydrogen, halogen or alkyl of 1-5 carbon atoms;R.sub.4 is an aliphatic group, cycloalkyl, optionally substituted aryl, or a heterocyclic group; andR.sub.
    Type: Grant
    Filed: June 10, 1991
    Date of Patent: October 20, 1992
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Jorge Casals-Stenzel, Gerda Mannesmann, Michael H. Town
  • Patent number: 5124343
    Abstract: The invention relates to carbacyclins of general Formula I ##STR1## wherein R.sub.1 is the residue CH.sub.2 OH or ##STR2## with R.sub.2 meaning a hydrogen atom, an alkyl, cycloalkyl, aryl residue, a ##STR3## or heterocyclic residue, or R.sub.1 is the residue ##STR4## with R.sub.3 meaning an alkanoyl or alkanesulfonyl residue of respectively 1-10 carbon atoms or the residue R.sub.2, orR.sub.1 is the residue ##STR5## wherein m is the number 1 or 2, X is an oxygen atom or a CH.sub.2 -group,A is a trans--CH.dbd.CH- or --.tbd.C--group,W is a free or functionally modified hydroxymethylene group wherein the OH-group can be in the .alpha.- or .beta.- position,n is the number 1, 2, or 3,D is a straight-chain alkylene group of 1-5 carbon atoms,E is a --C.tbd.C---bond or a --CR.sub.6 =CR.sub.7 --group wherein R.sub.6 and R.sub.7 are different from each other and mean a hydrogen atom or an alkyl group of 1-5 carbon atoms or a hydrogen atom or a halogen atom, preferably chlorine,R.sub.
    Type: Grant
    Filed: January 6, 1988
    Date of Patent: June 23, 1992
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Vorbrueggen, Hernd Raduechel, Werner Skuballa, Norbert Schwarz, Jorge Casals-Stenzel, Gerda Mannesmann, Michael H. Town
  • Patent number: 4954524
    Abstract: Carbacyclin derivatives of Formula I ##STR1## wherein R.sub.1 is hydrogen or OR.sub.2, wherein R.sub.2 is hydrogen, alkyl, cycloalkyl, aryl, ##STR2## or a heterocyclic residue; or R.sub.1 is NHR.sub.3 wherein R.sub.3 is an acid residue (acyl) or R.sub.2,n is 2, 3, 4, or 5,X is hydrogen or fluorine,A is --CH.sub.2 --CH.sub.2 --, trans--CH.dbd.CH--, or --C.tbd.C--,W is a free or functionally modified hydroxymethylene group or a free or functionally modified ##STR3## wherein the OH-group can be in the .alpha.- or .beta.-position, D is ##STR4## a straight-chain, saturated aliphatic group of 1-10 carbon atoms, a branched, saturated or a straight-chain or branched, unsaturated aliphatic group of 2-10 carbon atoms, all of which can optionally be substituted by fluorine atoms,m is 1, 2, or 3,E is a direct bond, --C.tbd.C--, or --CR.sub.6 .dbd.CR.sub.7 -- wherein R.sub.6 and R.sub.7 are different from each other and are hydrogen or alkyl or 1-5 carbon atoms, or are hydrogen or halogen,R.sub.
    Type: Grant
    Filed: April 6, 1989
    Date of Patent: September 4, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Jorge Casals-Stenzel, Gerda Mannesmann, Ekkehard Schillinger, Michael H. Town
  • Patent number: 4692464
    Abstract: Compounds of the formula ##STR1## wherein R.sub.1 is (a) hydrogen, (b) C.sub.1-10 alkyl, (c) C.sub.1-10 alkyl substituted by halogen; C.sub.1-4 alkoxy; C.sub.6-10 aryl; C.sub.6-10 aryl substituted by 1-3 halogen atoms, a phenyl group, 1-3 C.sub.1-4 alkyl groups or a chloromethyl, fluoromethyl, trifluoromethyl, carboxy, hydroxy or C.sub.1-4 alkoxy group; di-C.sub.1-4 -alkylamino; or tri-C.sub.1-4 -alkylammonium, (d) C.sub.4-10 cycloalkyl, (e) C.sub.4-10 cycloalkyl substituted by C.sub.1-4 alkyl, (f) C.sub.6-10 aryl, (g) C.sub.6-10 aryl substituted by 1-3 halogen atoms, a phenyl group 1-3 C.sub.1-4 alkyl groups or a chloromethyl, fluoromethyl, trifluoromethyl, carboxy, hydroxy or C.sub.1-4 alkoxy group, or (h) an aromatic heterocycle of 5 or 6 ring atoms one of which is O, N or S;A is --CH.sub.2 --CH.sub.2 --, trans--CH.dbd.CH-- or --C.tbd.C--;W is hydroxymethylene, RO-methylene, CH.sub.3 or CH.sub.3, ##STR2## wherein OH or OR is in the .alpha.- or .beta.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: September 8, 1987
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduchel, Helmut Vorbruggen, Gerda Mannesmann, Wolfgang Losert, Jorge Casals
  • Patent number: 4618626
    Abstract: Carbacyclin esters of Formula I ##STR1## wherein R.sub.1 is an unsubstituted or substituted aromatic residue,R.sub.2 is a free or functionally modified hydroxy group,R.sub.3 is an alkyl or cycloalkyl group, or an optionally substituted aryl group, or a heterocyclic group,X is an oxygen atom or the group --CH.sub.2 --,A is a --CH.sub.2 --CH.sub.2 --, trans--CH.dbd.CH--, or --C.tbd.C--group,W is a free or functionally modified hydroxymethylene group or a free or functionally modified ##STR2## wherein the OH-group can be in the .alpha.- or .beta.-position D is the group ##STR3## a straight-chain saturated alkylene group of 1-5 carbon atoms, a branched, saturated or a straight-chain or branched, unsaturated alkylene group of 2-5 carbon atoms, which groups can optionally be substituted by fluorine atoms,E is a direct bond, a --C.tbd.C--group, or a --CR.sub.4 .dbd.CR.sub.5 -- group wherein R.sub.2 and R.sub.
    Type: Grant
    Filed: September 16, 1985
    Date of Patent: October 21, 1986
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Gerda Mannesmann, Bob Nieuweboer, Michael-Harold Town
  • Patent number: 4552875
    Abstract: Carbacyclinamides of Formula I ##STR1## wherein R.sub.1 is NHR.sub.4, wherein R.sub.4 is H, --(CH.sub.2).sub.n --R.sub.8 or straight-chained or branched aliphatic groups of 1-10 carbon atoms, cycloalkyl of 3-10 carbon atoms, aryl, or lower mono- or polyhydroxyalkyl of 2-8 carbon atoms, or R.sub.1 is NR.sub.4 R.sub.5 wherein R.sub.4 and R.sub.5 each are straight-chained or branched, lower, mono- or polyhydroxyalkyl of 2-8 carbon atoms, or R.sub.4 and R.sub.5 together with the adjoining N-atom form a 5- or 6-membered heterocycle which can optionally contain additional hetero atoms and can be substituted; or R.sub.1 is NR.sub.4 R.sub.5 wherein R.sub.4 is an aliphatic group of 1-10 carbon atoms, cycloalkyl of 3-10 carbon atoms, and R.sub.5 is straight-chained or branched aliphatic group of 1-10 carbon atoms, cycloalkyl of 3-10 carbon atoms, aryl, or lower, mono- or polyhydroxyalkyl of 2-8 carbon atoms;n is 1-4;R.sub.8 is --CONH.sub.2 or --N(C.sub.1 -C.sub.4 -alkyl).sub.2 ;R.sub.
    Type: Grant
    Filed: July 1, 1983
    Date of Patent: November 12, 1985
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Gerda Mannesmann, Bob Nieuweboer, Michael H. Town
  • Patent number: 4497830
    Abstract: Compounds of Formula I ##STR1## wherein X is oxygen or CH.sub.2 ;A is CH.sub.2 --CH.sub.2, trans-CH.dbd.CH or C.tbd.C;W is free or functionally modified hydroxymethylene or free or functionally modified ##STR2## and the OH groups may be in the .alpha.- or the .beta.-position; D is straight chain or branched, saturated or unsaturated hydrocarbon aliphatic of from 1 to 10 carbon atoms, which may be substituted by fluorine;E is C.tbd.C or CR.sub.3 .dbd.CR.sub.4, R.sub.3 and R.sub.4 being different and being hydrogen or alkyl of 1 to 5 carbon atoms;R.sub.1 is free or functionally modified hydroxy; andR.sub.2 is alkyl, cycloalkyl, optionally substituted aryl or heterocyclic,have valuable pharmacological properties, e.g., hypotensive and bronchodilatory characteristics. They can furthermore be used for prophylaxis and therapy of coronary infarct and as a treatment for stroke. They are produced by means of reduction of the corresponding 1-carbonic acid derivatives.
    Type: Grant
    Filed: May 24, 1982
    Date of Patent: February 5, 1985
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Jorge Casals-Stenzel, Ekkehard Schillinger, Gerda Mannesmann, Bob Nieuweboer
  • Patent number: 4466969
    Abstract: Prostacyclin, although having a useful dilating effect on blood vessels, is not sufficiently stable to ensure successful use as a hypotensive agent.A 7-oxo prostacyclin derivative of the general formula ##STR1## in which R.sub.1 represents the radical OR.sub.3 whereinR.sub.3 represents hydrogen, a straight-chain or branched optionally substituted, (C.sub.1 -C.sub.10)alkyl, optionally substituted aryl, optionally substituted cycloalkyl, optionally substituted heterocyclic,orR.sub.1 represents the radical NHR.sub.4 whereinR.sub.4 represents hydrogen, or a group derived from an unsaturated or saturated, unsubstituted or substituted, (C.sub.1 -C.sub.15)organic carboxylic or sulphonic acid,A represents --CH.sub.2 --CH.sub.2 --, cis--CH.dbd.CH-- or trans--CH.dbd.CH--,W represents ##STR2## either having a free or functionally modified hydroxy group which may be in the .alpha.- or .beta.
    Type: Grant
    Filed: May 17, 1982
    Date of Patent: August 21, 1984
    Assignee: Schering Aktiengesellschaft
    Inventors: Robert C. Nikolson, Helmut Vorbruggen, Jorge Casals-Stenzel, Gerda Mannesmann
  • Patent number: 4378370
    Abstract: Prostacyclin derivatives of the formula ##STR1## wherein R.sub.1 is OR.sub.3 wherein R.sub.3 is hydrogen or alkyl of 1-10 carbon atoms, or R.sub.1 is NHR.sub.4 wherein R.sub.4 is alkanoyl or alkanesulfonyl,B is alkylene of 1-5 carbon atoms,A is --CH.sub.2 --CH.sub.2 --, cis--CH.dbd.CH--, or trans--CH.dbd.CH--,W is hydroxymethylene or ##STR2## wherein the OH-group is optionally substituted by alkanoyl of 1-4 carbon atoms and the free or substituted OH-group can be in the .alpha.- or .beta.- position,R.sub.2 is alkyl of 1-6 carbon atoms optionally substituted by phenyl, or R.sub.2 is phenyl,R.sub.5 is hydroxy optionally substituted by alkanoyl of 1-4 carbon atoms,R.sub.6 is hydrogen, fluorine, or alkyl of 1-4 carbon atomsor when R.sub.3 is hydrogen, a salt thereof with a physiologically compatible base,have pharmacological activity e.g., blood pressure-lowering and bronchodilatory effects.
    Type: Grant
    Filed: October 6, 1981
    Date of Patent: March 29, 1983
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Vorbrueggen, Bernd Raduechel, Werner Skuballa, Gerda Mannesmann, Jorge Casals-Stenzel, Ekkehard Schillinger
  • Patent number: 4315013
    Abstract: Prostane derivatives of the formula ##STR1## wherein R.sub.1 is (a) hydrogen, (b) C.sub.1-10 alkyl, (c) C.sub.1-10 alkyl substituted by halogen; C.sub.1-4 alkoxy; C.sub.6-10 aryl; C.sub.6-10 aryl substituted by 1-3 halogen atoms, a phenyl group, 1-3 C.sub.1-4 alkyl groups or a chloromethyl, fluoromethyl, trifluoromethyl, carboxy, hydroxy or C.sub.1-4 alkoxy group; di-C.sub.1-4 -alkylamino; or tri-C.sub.1-4 alkylammonium; (d) C.sub.4-10 cycloalkyl, (e) C.sub.4-10 cycloalkyl substituted by C.sub.1-4 alkyl, (f) C.sub.6-10 aryl, (g) C.sub.6-10 aryl substituted by 1-3 halogen atoms, a phenyl group, 1-3 C.sub.1-4 alkyl groups or a chloromethyl, fluoromethyl, trifluoromethyl, carboxy, hydroxy or C.sub.1-4 alkoxy group, or (h) an aromatic heterocycle of 5 or 6 ring atoms one of which is O, N or S;W is hydroxymethylene or RO-methylene; or ##STR2## wherein OH or OR is in the .alpha.
    Type: Grant
    Filed: February 19, 1980
    Date of Patent: February 9, 1982
    Assignee: Schering, Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduechel, Helmut Vorbrueggen, Gerda Mannesmann, Wolfgang Losert, Jorge Casals
  • Patent number: 4219479
    Abstract: Stabilized prostacyclins having a wide range of pharmacological activity and long duration of such activity, have the formula ##STR1## wherein R.sub.1 is (a) OR.sub.3, wherein R.sub.3 is hydrogen, alkyl, cycloalkyl, aryl or a heterocyclic residue; or (b) NHR.sub.4 wherein R.sub.4 is an acid residue;B is straight-chain or branched alkylene of 2-10 carbon atoms;A is --CH.sub.2 --CH.sub.2 --, cis--CH.dbd.CH--, trans--CH.dbd.CH-- or --C.tbd.C--,W is free or functionally modified hydroxymethylene or free or functionally modified ##STR2## wherein the OH-group can be in the .alpha.- or .beta.-position; D and E together are a direct bond; orD is straight-chain or branched alkylene of 1-5 carbon atoms; andE is oxygen or sulfur or a direct bond,R.sub.2 is alkyl, cycloalkyl, optionally substituted aryl or a heterocyclic group; andR.sub.5 is free or functionally modified hydroxy; and when R.sub.3 is hydrogen, the salts thereof with physiologically compatible bases.
    Type: Grant
    Filed: November 24, 1978
    Date of Patent: August 26, 1980
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Vorbruggen, Werner Skuballa, Bernd Raduchel, Wolfgang Losert, Olaf Loge, Bernd Muller, Gerda Mannesmann
  • Patent number: 4191694
    Abstract: Prostane derivatives of the formula ##STR1## wherein R.sub.1 is OR.sub.2 or NHR.sub.3 ;R.sub.2 is hydrogen, C.sub.1-10 alkyl, C.sub.4-10 cycloalkyl, C.sub.6-10 aryl, or a 5 or 6 membered heterocyclic ring having 1-3 hetero atoms selected from O, N and S;R.sub.3 is the residue of a hydrocarbon carboxylic or sulfonic acid of 1-15 carbon atoms;W is (a) an OH-substituted methylene group, (b) a ##STR2## wherein the OH-groups in (a) or (b) can be in the .alpha.- or .beta.-position, or (c) such a group wherein the H atom of the OH group is replaced by the residue of a hydrocarbon carboxylic or sulfonic acid of 1-15 carbon atoms or by a conventional etherifying OH-blocking group;R.sub.4 is OH or hydroxy whose H atom is replaced as defined for W; andR.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10 and R.sub.11 each independently is hydrogen or alkyl of 1-5 carbon atoms; or R.sub.9 and R.sub.10 together represent a direct bond; and, when R.sub.11 is alkyl, R.sub.
    Type: Grant
    Filed: July 26, 1978
    Date of Patent: March 4, 1980
    Assignee: Schering Aktiengesellschaft
    Inventors: Werner Skuballa, Bernd Raduchel, Norbert Schwarz, Helmut Vorbruggen, Bernd Muller, Gerda Mannesmann, Olaf Loge, Ekkehardt Schillinger, Jorge Casals-Stenzel