Patents by Inventor Ellalahewage Kumarasinghe

Ellalahewage Kumarasinghe 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).

  • Publication number: 20090023753
    Abstract: This invention relates to novel 1,3-thiazole-5-carboxamide compounds, pharmaceutical compositions containing such compounds, and the use of those compounds or compositions as cancer chemotherapeutic agents.
    Type: Application
    Filed: February 24, 2006
    Publication date: January 22, 2009
    Applicant: Bayer HealthCare AG
    Inventors: Chih-Yuan Chuang, Philip Wickens, Zhengiu Hong, Catherine Brennan, Julie A. Dixon, Harold C.E. Kluender, Charles Kreiman, Ellalahewage Kumarasinghe
  • Patent number: 7476742
    Abstract: This invention relates to novel indane acetic acid derivatives which are useful in the treatment of diseases such as diabetes, obesity, hyperlipidemia, and atherosclerotic diseases and to pharmaceutical compositions containing these compounds.
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: January 13, 2009
    Assignee: Bayer Pharmaceuticals Corporation
    Inventors: Philip Wickens, Louis-David Cantin, Ellalahewage Kumarasinghe, Chih-Yuan Chuang, Sidney X. Liang
  • Publication number: 20080293696
    Abstract: A compound having the formula (1) in which the ring containing E is a phenyl, a pyridine, or a pyrimidine. In formula (1) the symbol A represents wherein the group R4 represents halogen, CF3, or H, provided that the maximum number of CF3 groups on any A is 2, and the maximum number of hydrogens on A is 2 for the A groups which together with the carbon atoms to which they are attached form 6-membered rings, and the maximum number of hydrogens on A is 1 for the A group which together with the carbon atoms to which it is attached forms a 5-membered ring. Z represents N or CH when E forms a phenyl ring, and represents CH when E forms a pyridine or pyrimidine. The groups R1, R2 and R3 and the subscripts a, b, and d are as defined in the text and claims. Pharmaceutical compositions containing a compound of formula (1) and methods of treating cancer using compounds of formula (1) are also disclosed and claimed.
    Type: Application
    Filed: June 23, 2005
    Publication date: November 27, 2008
    Applicant: Bayer Pharmaceuticals Corporation
    Inventors: Catherine Brennan, Julie A. Dixon, William J. Scott, Aniko Redman, Benjamin D. Jones, Barton Phillips, Philip Wickens, Istvan Enyedy, Ellalahewage Kumarasinghe, Charles Kreiman, Jacques Dumas, Uday Khire, Chih-Yuan Chuang, Harold C.E. Kluender, Zhenqiu Hong, Lei Wang, Donald Bierer
  • Publication number: 20050107392
    Abstract: This invention relates to novel indane acetic acid derivatives which are useful in the treatment of diseases such as diabetes, obesity, hyperlipidemia, and atherosclerotic diseases and to pharmaceutical compositions containing these compounds.
    Type: Application
    Filed: April 16, 2003
    Publication date: May 19, 2005
    Applicant: Bayer Pharmaceuticals Corporation
    Inventors: Philip Wickens, Louis-David Cantin, Ellalahewage Kumarasinghe, Chih-Yuan Chuang, Sidney Liang