Patents by Inventor Theodros Asberom

Theodros Asberom 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).

  • Muscarinic antagonists
    Patent number: 5889006
    Abstract: Di-N-substituted piperazine or 1,4 di-substituted piperadine compounds in accordance with formula I (including all isomers, salts, esters, and solvates) ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.21, R.sup.27, R.sup.28, X, Y, and Z are as defined herein are muscarinic antagonists useful for treating cognitive disorders such as Alzheimer's disease. Pharmaceutical compositions and methods of preparation are also disclosed. Also disclosed are synergistic combinations of compounds of the above formula with acetylcholinesterase inhibitors.
    Type: Grant
    Filed: August 8, 1996
    Date of Patent: March 30, 1999
    Assignee: Schering Corporation
    Inventors: Derek B. Lowe, Wei K. Chang, Joseph A. Kozlowski, Joel G. Berger, Robert McQuade, Allen Barnett, Margaret Sherlock, Wing Tom, Sundeep Dugar, Lian-Yong Chen, John W. Clader, Samuel Chackalamannil, Yuguang Wang, Stuart W. McCombie, Jayaram R. Tagat, Susan F. Vice, Wayne Vaccaro, Michael J. Green, Margaret E. Browne, Theodros Asberom, Craig D. Boyle
  • Muscarinic antagonists
    Patent number: 5883096
    Abstract: Di-N-substituted piperazine or 1,4 di-substituted piperadine compounds of formula I ##STR1## wherein one of Y and Z is N and the other is N, CH, or C-alkyl;X is --O--, --SO.sub.0-2 --, amino, substituted amino, --CO--, --CH.sub.2 --, mono or di-substituted methylene, --CS--, --CONR.sup.20 --, --NR.sup.20 --SO.sub.2 --, --NR.sup.20 CO--, --SO.sub.2 NR.sup.20 --, --CH.dbd.CH--, --C.tbd.C-- or --NHC(O)NH--;R is optionally substituted phenyl, aryl or cycloalkyl, or other substituents as defined in the specification;R.sup.1 and R.sup.21 are H, CN or optionally substituted alkyl, or other substituents as defined in the specification;R.sup.2 is optionally substituted cycloalkyl or piperidyl, or other substituents as defined in the specification; andR.sup.3, R.sup.4, R.sup.5, R.sup.20, R.sup.27 and R.sup.
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: March 16, 1999
    Assignee: Schering Corporation
    Inventors: Derek Lowe, Wei Chang, Joseph Kozlowski, Joel G. Berger, Robert McQuade, Allen Barnett, Margaret Sherlock, Wing Tom, Sundeep Dugar, Lian-Yong Chen, John W. Clader, Samuel Chackalamannil, Wang Yuguang, Stuart W. McCombie, Jayaram R. Tagat, Susan F. Vice, Wayne Vaccaro, Michael J. Green, Margaret E. Browne, Theodros Asberom
  • 4,5-bridged-2,3,4,5-tetrahydro-1H-3-benzazepine-7-ols and derivatives and compositions and methods employing such compounds
    Patent number: 5362728
    Abstract: Novel benzazepines of the formula I: ##STR1## or a pharmaceutically acceptable salt thereof, wherein R represents H, alkyl, allyl or ##STR2## A represents --[CR.sup.1 R.sup.2].sub.n --; n represents 3 or 4; R.sup.1 and R.sup.2 may be the same or different and each independently represents H, OH, atkyl, alkoxy, phnenyl or substituted phenyl, with the proviso that R.sup.1 and R.sup.2 on the same carbon atom are not both OH, or R.sup.1 and R.sup.2 on the same carbon atom together represent=O;G represents H, R.sup.3 (CO)-- or ArNHCO--;R.sup.3 represents H, alkyl, alkoxy, phenyl or substituted phenyl;Ar represents phenyl or substituted phenyl; andY and Z may be the same or different and each is independently selected from H, halo, alkyl, alkoxy or halpalkyl;the pharmaceutically acceptable salts thereof, and pharmaceutical compositions thereof, useful in the treatment of psychoses, drug dependence, D1 dependent neurological disorder or pain are disclosed.
    Type: Grant
    Filed: July 29, 1992
    Date of Patent: November 8, 1994
    Assignee: Schering Corporation
    Inventors: Theodros Asberom, Edward O'Connor, Joel G. Berger, John W. Clader