Patents by Inventor Carmen Taran

Carmen Taran 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).

  • Method of preparation of bis-quinolines
    Patent number: 5532374
    Abstract: Methods are provided for preparing bis-quinoline compounds, which include the steps of (1) condensing an aromatic 2-amino carbonyl compound and a methylene ketone compound to form an intermediate comprising a substituted quinoline having one chloro, one bromo, or one iodo substituent, followed by (2) reductive coupling of the quinoline, without its prior isolation or purification, using a transition metal catalyst, to thereby form the bis-quinoline compound.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: July 2, 1996
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Virgil J. Lee, Ying Wang, Carmen Taran, Matthew L. Marocco, III