Patents by Inventor Richard Spring

Richard Spring 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).

  • Substituted n-aryl amidines as selective D dopamine receptor antagonists for the treatment of obesity and CNS disorders
    Patent number: 7423149
    Abstract: The present invention provides compounds, which, are novel antagonists for D1 receptors as well as methods for preparing such compounds. In another embodiment, the invention provides pharmaceutical compositions comprising such D1 receptor antagonists as well as methods of using them to treat CNS disorders, obesity, metabolic disorders, eating disorders such as hyperphagia, and diabetes.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: September 9, 2008
    Assignee: Schering Corporation
    Inventors: Duane A. Burnett, Wen-Lian Wu, Martin S. Domalski, Mary Ann Caplen, Richard Spring, Jean E. Lachowicz
  • Substituted n-aryl amidines as selective D1 dopamine receptor antagonists for the treatment of obesity and CNS disorders
    Publication number: 20050137210
    Abstract: The present invention provides compounds, which, are novel antagonists for D1 receptors as well as methods for preparing such compounds. In another embodiment, the invention provides pharmaceutical compositions comprising such D1 receptor antagonists as well as methods of using them to treat CNS disorders, obesity, metabolic disorders, eating disorders such as hyperphagia, and diabetes.
    Type: Application
    Filed: December 21, 2004
    Publication date: June 23, 2005
    Inventors: Duane Burnett, Wen-Lian Wu, Martin Domalski, Mary Caplen, Richard Spring, Jean Lachowicz