Patents by Inventor Surinder Singh Chana

Surinder Singh Chana 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).

  • Morpholinylanilinoquinazoline Derivatives For Use As Antiviral Agents
    Publication number: 20080311076
    Abstract: Compounds of formula (Ia) are found to be active in inhibiting replication of flaviviridae viruses, wherein R1, R2, R3 and R4 are as defined in the claims.
    Type: Application
    Filed: April 28, 2005
    Publication date: December 18, 2008
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: Keith Charles Spencer, Helena Dennison, Neil Mathews, Michael Christopher Barnes, Surinder Singh Chana
  • Chemical Compounds
    Publication number: 20080267914
    Abstract: Compounds of formula (Ia) are found to be active in inhibiting replication of flaviviridae viruses (Ia), wherein R1 and R2 are the same or different and represent hydrogen, halogen, -L-O—R3, -L-O-L-A or -L-O-L?-A?, wherein each L is the same or different and represents a direct bond or a C1-C4 alkylene group; L? represents a direct bond or a C2-C4 alkylene group; R3 represents hydrogen, C1-C4 alkyl or C1-C4 haloalkyl; A represents a 5- to 10-membered heterocyclyl group; and A? represents a C6-C1 aryl group; wherein at least one of R1 and R2 is -L-O—R3, -L-O-L-A or -L-O-L?-A?.
    Type: Application
    Filed: October 9, 2006
    Publication date: October 30, 2008
    Inventors: Michael Christopher Barnes, Surinder Singh Chana, Helena Dennison, Lyn Jennens, Neil Mathews, Christopher John Pilkington, Keith Charles Spencer, Alexander James Floyd Thomas