Patents by Inventor Usama Sayed Karama

Usama Sayed Karama 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).

  • Antidepressant compounds
    Patent number: 9125866
    Abstract: The antidepressant compounds are compounds of the formula: wherein R1 and R2 are either both hydrogen or both halogen (particularly chlorine), and if R1 and R2 are both hydrogen, R3 and R4 are both halogen (particularly chlorine), otherwise both R3 and R4 are hydrogen; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: January 28, 2015
    Date of Patent: September 8, 2015
    Assignee: KING SAUD UNIVERSITY
    Inventors: Usama Sayed Karama, Mujeeb Abdullah Saeed Sultan, Kamal Eldin Hussein El Tahir, Abdulrahman Ibrahim Almansour