Patents Assigned to A/S Ferrosan
  • Patent number: 4812458
    Abstract: Heterocyclic dihydroxyquinoxaline compounds having the formula ##STR1## wherein R.sup.1 is halogen, CN, CF.sub.3, ethynyl, or N.sub.3 andR.sup.2 is SO.sub.2 C.sub.1-3 -alkyl, CF.sub.3, NO.sub.2, ethynyl, or CN.The invention also relates to a method of preparing the compounds, pharmaceutical compositions thereof, and their use.The compounds are useful in the treatment of indications caused by hyperactivity of the excitatory neurotransmitters, particularly the quisqualate receptors, and especially as neuroleptics.
    Type: Grant
    Filed: September 2, 1987
    Date of Patent: March 14, 1989
    Assignee: A/S Ferrosan
    Inventors: Tage Honore, Jorgen Drejer, Poul Jacobsen, Flemming E. Nielsen
  • Patent number: 4804669
    Abstract: A method for treating pain in human or non-human animals, which comprises administering an effective, non-toxic amount of paroxetine or a pharmaceutically acceptable salt thereof, to a sufferer.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: February 14, 1989
    Assignee: A/S Ferrosan
    Inventor: Jorgen B. Lassen
  • Patent number: 4795749
    Abstract: New heterocyclic compounds having the general formula ##STR1## wherein X is ##STR2## wherein R' is C.sub.1-6 -alkyl, C.sub.3-7 -cycloalkyl, phenyl, thienyl, or C.sub.1-3 -alkoxymethyl,R.sup.6 and R.sup.7 independently are hydrogen or halogen, and--A-- is --N(R")--C(O)--, --N(R")--CH.sub.2 --, or ##STR3## wherein R" is hydrogen, C.sub.3-7 -cycloalkyl, or C.sub.1-6 -alkyl The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: October 13, 1987
    Date of Patent: January 3, 1989
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft
  • Patent number: 4780539
    Abstract: New heterocyclic compounds having the general formula ##STR1## wherein X is ##STR2## or CO.sub.2 R' wherein R' is C.sub.1-6 -alkyl, C.sub.3-7 -cycloalkyl, or C.sub.3-7 -cycloalkymethyl,R.sup.6 and R.sup.7 independently are hydrogen, halogen, alkoxy, or trifluoromethyl, andR" hydrogen, C.sub.1-6 -alkyl, or C.sub.3-7 -cycloalkyl.The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: January 12, 1988
    Date of Patent: October 25, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft
  • Patent number: 4774245
    Abstract: New heterocyclic compounds having the general formula ##STR1## wherein X is ##STR2## wherein R.sup.1 is C.sub.1-6 -alkyl, Cphd 3-7-cycloalkyl, phenyl, thienyl, or C.sub.1-3 -alkoxymethyl,R.sup.6 and R.sup.7 independently are hydrogen or halogen, and--A--is --N(R")--C(O)--, --N(R")--CH.sub.2 --, or ##STR3## wherein R" is hydrogen, C.sub.3.differential. -cycloalkyl, or C.sub.1-6 -alkyl The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: September 27, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft
  • Patent number: 4772696
    Abstract: New oxadiazolyl imidazobenzodiazepine derivatives having the formula ##STR1## wherein R.sup.3 has the formula ##STR2## wherein R" is hydrogen, C.sub.1-6 alkyl C.sub.1-6 alkoxymethyl or C.sub.3-6 -cycloalkyl;R.sup.4 is hydrogen;R.sup.5 is C.sub.1-6 alkyl or R.sup.4 and R.sup.5 together form a 2-4 membered alkylene bridge; and R.sup.A is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, or C.sub.1-3 trifluoroalkyl, pharmaceutical compositions thereof, and method of treating therewith, are disclosed.The compounds and pharmaceutical compositions are useful in the amelioration, mitigation, or elimination of central nervous system disorders related to benzodiazepine receptors and especially as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: September 20, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft, John B. Hansen, Leif H. Jensen
  • Patent number: 4772599
    Abstract: New benzodiazepine derivatives of the general formula ##STR1## wherein X.sup.1 and X.sup.2 independently are ##STR2## wherein R.sup.1 is C.sub.1-3 -alkyl, C.sub.3-5 -cycloalkyl, C.sub.1-3 -alkoxymethyl, C.sub.1-3 -hydroxyalkyl, or aryl,R.sup.4 is hydrogen, andR.sup.5 is C.sub.1-6 -alkyl, or wherein R.sup.4 and R.sup.5 together form a 2-4 membered alkylene chain.The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: March 13, 1987
    Date of Patent: September 20, 1988
    Assignee: A/S Ferrosan
    Inventor: Frank Watjen
  • Patent number: 4771051
    Abstract: New heterocyclic compounds having the general formula ##STR1## wherein X is ##STR2## or CO.sub.2 R' whereinR' is C.sub.1-6 -alkyl, C.sub.3-7 -cycloalkyl, or C.sub.3-7 -cycloalkylmethyl,R.sup.6 and R.sup.7 independently are hydrogen, halogen, alkoxy, or trifluoromethyl, andR" is hydrogen, C.sub.1-6 -alkyl, or C.sub.3-7 -cycloalkyl.The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: September 13, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft
  • Patent number: 4745112
    Abstract: The application discloses novel benzodiazepine agonist compounds, namely, compounds having the formula ##STR1## wherein X is F, CF.sub.3, CH.sub.3, or CN, pharmaceutical compositions thereof, and a method of ameliorating central nervous system ailments therewith, especially convulsions and anxiolytic states. A novel intermediate and process for their production are also disclosed.
    Type: Grant
    Filed: April 28, 1986
    Date of Patent: May 17, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft, John B. Hansen, Leif H. Jensen
  • Patent number: 4745122
    Abstract: A method for treating obesity in humans or non-human animals, which method comprises administering an effective, non-toxic amount of paroxetine or a pharmaceutically acceptable salt thereof, to obese humans or animals and compositions for use in such treatment.
    Type: Grant
    Filed: December 4, 1985
    Date of Patent: May 17, 1988
    Assignee: A/S Ferrosan
    Inventor: Joergen B. Lassen
  • Patent number: 4727153
    Abstract: New oxadiazolyl imidazobenzodiazepine derivatives having the formula ##STR1## wherein R.sup.3 has the formula ##STR2## wherein R" is hydrogen, C.sub.1-6 alkyl C.sub.1-6 alkoxymethyl or C.sub.3-6 -cycloalkyl;R.sup.4 is hydrogen;R.sup.5 is C.sub.1-6 alkyl or R.sup.4 and R.sup.5 together form a 2-4 membered alkylene bridge; and R.sup.A is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, or C.sub.1-3 trifluoroalkyl, pharmaceutical compositions thereof, and method of treating therewith, are disclosed.The compounds and pharmaceutical compositions are useful in the amelioration, mitigation, or elimination of central nervous system disorders related to benzodiazepine receptors and especially as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: February 23, 1988
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft
  • Patent number: 4670433
    Abstract: New oxadiazolyl imidazobenzodiazepine derivatives having the formula ##STR1## wherein R.sup.3 has the formula ##STR2## wherein R" is hydrogen, C.sub.1-6 alkyl C.sub.1-6 alkoxymethyl or C.sub.3-6 - cycloalkyl;R.sup.4 is hydrogen;R.sup.5 is C.sub.1-6 alkyl or R.sup.4 and R.sup.5 together form a 2-4 membered alkylene bridge; and R.sup.A is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, or C.sub.1-3 trifluoroalkyl, pharmaceutical compositions thereof, and method of treating therewith, are disclosed.The compounds and pharmaceutical compositions are useful in the amelioration, mitigation, or elimination of central nervous system disorders related to benzodiazepine receptors and especially as anticonvulsants, anxiolytics, hypnotics, and nootropics.
    Type: Grant
    Filed: March 6, 1986
    Date of Patent: June 2, 1987
    Assignee: A/S Ferrosan
    Inventors: Frank Watjen, Mogens Engelstoft, John B. Hansen, Leif H. Jensen
  • Patent number: 4593036
    Abstract: The compound (-)-trans-4-(4-florophenyl)-3-[(4-methoxyphenoxy)methyl]-1-methylpiperidin e and pharmaceutically-acceptable acid addition salts thereof, pharmaceutical compositions thereof, and their use in potentiating the 5-hydroxytryptamine(5-HT) of a subject in need thereof, for the alleviation of any of various physiological abnormalities, are disclosed.
    Type: Grant
    Filed: February 7, 1984
    Date of Patent: June 3, 1986
    Assignee: A/S Ferrosan
    Inventors: Jorgen B. Lassen, Jorgen A. Christensen, Erling N. Petersen, John B. Hansen
  • Patent number: 4585777
    Abstract: The compound (-)-trans-4-(4-fluorophenyl)-3-(4-methoxyphenoxy)methylpiperidine and pharmaceutically-acceptable acid addition salts thereof, pharmaceutical compositions thereof, and their use in potentiating the 5-hydroxytryptamine(5-HT) of a subject in need thereof, for the alleviation of any of various physiological abnormalities, are disclosed.
    Type: Grant
    Filed: February 7, 1984
    Date of Patent: April 29, 1986
    Assignee: A/S Ferrosan
    Inventors: Jorgen B. Lassen, Jorgen A. Christensen, Erling N. Petersen, John B. Hansen
  • Patent number: 4571424
    Abstract: A process for the optical resolution of the enantiomers of trans-3-[(4-methoxyphenoxy)-methyl]-1-methyl-4-phenylpiperidine, which involves reaction with an enantiomer of mandelic acid to form a mixture of diastereomeric compounds, precipitating one of the diastereoisomers, and converting it to the desirable free (+)-trans isomer, as well as the key diastereomeric isomer intermediate, is disclosed.
    Type: Grant
    Filed: February 29, 1984
    Date of Patent: February 18, 1986
    Assignee: A/S Ferrosan
    Inventors: Jorgen A. Christensen, Peer Everland
  • Patent number: 4507313
    Abstract: New oxadiazolyl-imidazo-[1,4]benzodiazepine derivatives having benzodiazepine receptor activity have the formula ##STR1## R' is hydrogen, chlorine, fluorine or nitro in the 7- or 8-position, R.sup.1 is hydrogen or lower alkyl of up to 3 carbon atoms,R.sup.3 is the oxadiazolyl grouping of the formula ##STR2## wherein R" is lower alkyl with up to 3 carbon atoms and A B is a grouping of the formula ##STR3## wherein R.sup.5 is hydrogen or methyl and R'" is hydrogen or chlorine. The compounds possess valuable pharmacological properties. In particular, they act on the central nervous system and are suitable for use in psychopharmaceutical preparations.
    Type: Grant
    Filed: November 15, 1983
    Date of Patent: March 26, 1985
    Assignee: A/S Ferrosan
    Inventors: Claus T. Braestrup, Joergen A. Christensen, Mogens Engelstoft, Frank Waetjen
  • Patent number: 4442113
    Abstract: A method for assisting with appetite and weight control and reduction in obese human patients, which comprises the step of orally or rectally administering an appetite-suppressant compound selected from the group consisting of femoxetine and a pharmaceutically-acceptable salt thereof in an effective appetite-suppressant amount over a period of at least eight (8) weeks is disclosed. The appetite-suppresssant compound is preferably orally administered together with a pharmaceutically-acceptable carrier in a daily dosage of 100 to 1,000 mg in the form of a tablet containing about 100 to 300 mg of the appetite-suppressant compound, which is preferably a pharmaceutically-acceptable femoxetine acid addition salt, especially the hydrochloride.
    Type: Grant
    Filed: May 7, 1981
    Date of Patent: April 10, 1984
    Assignee: A/S Ferrosan
    Inventors: Joergen B. Lassen, Birte K. Skrumsager, Joergen A. Christensen
  • Patent number: 4371536
    Abstract: A .beta.-carbolin-3-carboxylic acid derivative of the formula ##STR1## has valuable pharmacological properties when administered to patients, e.g. humans as a drug, have been shown to possess interesting tranquilizing activity.
    Type: Grant
    Filed: August 28, 1980
    Date of Patent: February 1, 1983
    Assignees: A/S Ferrosan, Scherling AG
    Inventors: Claus T. Braestrup, Mogens C. Nielsen, Joergen A. Christensen, Mogens Engelstoft, Henning Schou, Ulrich Eder, Gunter Neef, Andreas Huth, Dieter Rahtz, Ralph Schmiechen
  • Patent number: 4007196
    Abstract: The invention relates to new 3-substituted 1-alkyl-4-phenylpiperidines, being useful as antidepressant and anti-Parkinson agents, and to their production.
    Type: Grant
    Filed: July 23, 1975
    Date of Patent: February 8, 1977
    Assignee: A/S Ferrosan
    Inventors: Jorgen Anders Christensen, Richard Felt Squires