Patents by Inventor William L. Studt

William L. Studt 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).

  • Pyridyl-pyridazinone and pyridyl-pyrazolinone compounds and their use in the treatment of congestive heart failure
    Patent number: 4783463
    Abstract: Compounds of the formula ##STR1## wherein: Het is imidazol-1-yl or 1,2,4-triazol-1-yl;py is 2-, 3-, or 4-pyridyl;R and R.sub.2 are H or alkyl;R.sub.1 is H, alkyl or vicinal R.sub.1 groups from a C--C double bond; and x is 0 or 1;or a pharmaceutically acceptable salt thereof, and pharmaceutical compositions including the same for cardiotonic uses and methods of treating congestive heart failure.
    Type: Grant
    Filed: October 23, 1985
    Date of Patent: November 8, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, William C. Faith
  • Bicyclic benzo-oxy heterocyclic ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4777168
    Abstract: A class of bicyclic benzo-oxy heterocyclic ether and thioether compounds exhibiting parmacological activity, including anti-secretory and anti-ulcerogenic activity, pharaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: January 7, 1988
    Date of Patent: October 11, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, Kent W. Neuenschwander
  • Benzodiazinone-pyridone compounds, cardiotonic compositions including the same, and their uses
    Patent number: 4764512
    Abstract: This invention relates to substituted benzodiazinone-pyridone compounds and their use as cardiotonic agents including methods for increasing cardiac contractility, pharmaceutical compositions including the same and methods for the preparation thereof.
    Type: Grant
    Filed: August 27, 1986
    Date of Patent: August 16, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Bruce F. Molino, Henry F. Campbell, Donald E. Kuhla, William L. Studt
  • Bicyclic benzonoid alkylene amino thieno [3,4-D] isothiazole ethers and thioethethers, pharmaceutical compositions and use
    Patent number: 4748164
    Abstract: A class of bicyclic benzenoid aminoalkylene ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcero-genic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: October 5, 1987
    Date of Patent: May 31, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • Bicyclic benzenoid aminoalkylene ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4745110
    Abstract: A class of bicyclic benzenoid aminoalkylene ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: July 27, 1987
    Date of Patent: May 17, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • Benzocyclobutene aminoalkylene ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4743600
    Abstract: A class of benzocyclobutene aminoalkylene ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: July 28, 1986
    Date of Patent: May 10, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • 3- and 5-amino thiatriazines, and their pharmaceutical uses
    Patent number: 4742055
    Abstract: A class of 3- and 5-amino thiatriazine compounds exhibiting pharmacological activity, including anti-ulcerogenic and gastrointestinal cytoprotective activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: April 27, 1984
    Date of Patent: May 3, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: William L. Studt, Donald E. Kuhla, Henry F. Campbell, Stuart A. Dodson
  • 3- and 5-(bicyclic ether or bicyclic alkylene thioether) alkylene amino thiatriazines, and their pharmaceutical uses
    Patent number: 4727169
    Abstract: A class of 3- and 5-amino thiatriazine compounds exhibiting pharmacological activity, including gastrointestinal anti-ulcerogenic and cytoprotective activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: February 4, 1987
    Date of Patent: February 23, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, Stuart A. Dodson, Robert A. Galemmo, Jr., Pamela J. Durham
  • Benzodiazinone-pyridazinone and hydroxy-pyrazolyl compounds, cardiotonic compositions including the same, and their uses
    Patent number: 4725686
    Abstract: A method for increasing cardiotonic contractility in humans or other animals using a class of benzodiazinonepryidazinone and hydroxy-pyrazolyl compounds and pharmaceutical compositions including the same.
    Type: Grant
    Filed: November 22, 1985
    Date of Patent: February 16, 1988
    Assignee: William H. Rorer, Inc.
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, William C. Faith, Bruce F. Molino
  • Bicyclic benzo-oxy heterocyclic ethers and thioethers pharmaceutical compositions and use
    Patent number: 4722925
    Abstract: A class of bicyclic benzo-oxy heterocyclic ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastro-intestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: March 3, 1987
    Date of Patent: February 2, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, Kent W. Neuenschwander
  • 6-(4-thiazole) compounds, cardiotonic compositions including the same, and their uses
    Patent number: 4721721
    Abstract: Cardiotonic fused aromatic bicyclic ring substituted thiazole compounds and their salts, methods for increasing cardiac contractility in humans and other mammals by the use of said compounds, pharmaceutical compositions including said compounds and methods for compound preparation.
    Type: Grant
    Filed: December 18, 1984
    Date of Patent: January 26, 1988
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • Aryl substituted heterocycles for treating gastrointestinal motility dysfunction
    Patent number: 4714707
    Abstract: Aryl substituted diazaheterocyclic amines and their use in the treatment of gastrointestinal motility dysfunctions.
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: December 22, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, William L. Studt, Henry F. Campbell, John Yelnosky
  • Heterocyclic amidino substituted ureas and their pharmaceutical uses
    Patent number: 4707478
    Abstract: This invention relates to methods for the prophylactic and curative treatment of gastrointestinal and cardiovascular disorders and parasitic infections in humans and animals, using a class of hetrocyclic amidino substituted urea and thiourea compounds, a novel class of heterocyclic amidino substituted urea and thiourea compounds and pharmaceutical compositions and animal feed additives including the same.
    Type: Grant
    Filed: September 16, 1982
    Date of Patent: November 17, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: William L. Studt, Harry K. Zimmerman, Stuart A. Dodson
  • 3- And 5-(bicyclic ether or bicyclic alkylene thioether)alkylene amino thiatriazines, and their pharmaceutical uses
    Patent number: 4704388
    Abstract: A class of 3- and 5-amino thiatriazine compounds exhibiting pharmacological activity, including gastrointestinal anti-ulcerogenic and cytoprotective activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: December 2, 1985
    Date of Patent: November 3, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, Stuart A. Dodson
  • Substituted phenyl amidinoureas
    Patent number: 4704401
    Abstract: This invention relates to a method of lowering blood pressure in humans and mammals using 2,6-disubstituted phenyl amidinoureas in which the phenyl ring is additionally substituted by a hydroxy, alkoxy, aralkoxy, alkenyloxy, alkynyloxy, haloacyloxy, or acyloxy group and to novel 2,6-disubstituted phenyl amidinoureas which possess pharmaceutical properties, including blood pressure lowering activity.
    Type: Grant
    Filed: December 6, 1984
    Date of Patent: November 3, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: William L. Studt, Richard L. Riley, George H. Douglas
  • Bicyclic benzenoid alkylene amino thieno[3,4-d]isothiazole ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4699906
    Abstract: A class of bicyclic benzenoid aminoalkylene ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: May 23, 1986
    Date of Patent: October 13, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • Bicyclic benzenoid aminoalkylene ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4692445
    Abstract: A class of bicyclic benzenoid aminoalkylene ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: November 12, 1986
    Date of Patent: September 8, 1987
    Assignee: Rorer Pharmaceutical Corporation
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt
  • Heterocyclic guanidines for treating gastrointestinal motility dysfunction
    Patent number: 4689335
    Abstract: A method for treating gastrointestinal motility dysfunctions using phenylheterocyclic guanidines and novel heterocyclic guanidine compounds.
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: August 25, 1987
    Assignee: William H. Rorer, Inc.
    Inventors: Donald E. Kuhla, William L. Studt, Henry F. Campbell, John Yelnosky
  • Bicycle benzo-oxy heterocyclic ethers and thioethers, pharmaceutical compositions and use
    Patent number: 4668673
    Abstract: A class of bicyclic benzo-oxy heterocyclic ether and thioether compounds exhibiting pharmacological activity, including anti-secretory and anti-ulcerogenic activity, pharmaceutical compositions comprising these compounds, and methods for the treatment of gastrointestinal hyperacidity and ulcerogenic disorders in mammals using said compositions.
    Type: Grant
    Filed: July 2, 1986
    Date of Patent: May 26, 1987
    Assignee: William H. Rorer, Inc.
    Inventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, Kent W. Neuenschwander
  • Hydroxy and aminothiazolyl-benzodiazinone compounds, cardiotonic compositions including the same, and their uses
    Patent number: 4666913
    Abstract: A method for increasing cardiotonic contractility in humans or other animals using a class of hydroxy and aminothiazolyl-benzodiazinone compounds and pharmaceutical compositions including the same.
    Type: Grant
    Filed: November 22, 1985
    Date of Patent: May 19, 1987
    Assignee: William H. Rorer, Inc.
    Inventors: Donald E. Kubla, Henry F. Campbell, William L. Studt, Bruce F. Molino, Thomas J. Tucker