Patents by Inventor Abdul Rajjak SHAIKH

Abdul Rajjak SHAIKH 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).

  • Platinum(II) ammine selenourea complexes and methods of treating cancer
    Patent number: 11571430
    Abstract: A platinum(II) complex of formula (I), or a pharmaceutically acceptable solvate or tautomer thereof, wherein R1 and R2 are each independently a hydrogen, an optionally substituted alkyl, an optionally substituted cycloalkyl, an optionally substituted arylalkyl, or an optionally substituted aryl; or wherein R1 and R2 together form a five-, six-, or seven-membered ring with the nitrogen atoms to which they are attached; and X is a nitrate anion, a hexafluorophosphate anion, a hexafluoroantimonate anion, a trifluoromethanesulfonate anion, a tetrafluoroborate anion, a perchlorate anion, or a halide anion. A pharmaceutical composition containing the platinum(II) complex of formula (I), and a method of treating cancer are also disclosed.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: February 7, 2023
    Assignees: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, KING SAUD UNIVERSITY
    Inventors: Adam Ahmed Abdullah Sulaiman, Abdul Rajjak Shaikh, Ali Alhoshani, Anvarhusein A. Isab
  • PLATINUM(II) AMMINE SELENOUREA COMPLEXES AND METHODS OF TREATING CANCER
    Publication number: 20210283140
    Abstract: A platinum(II) complex of formula (I), or a pharmaceutically acceptable solvate or tautomer thereof, wherein R1 and R2 are each independently a hydrogen, an optionally substituted alkyl, an optionally substituted cycloalkyl, an optionally substituted arylalkyl, or an optionally substituted aryl; or wherein R1 and R2 together form a five-, six-, or seven-membered ring with the nitrogen atoms to which they are attached; and X is a nitrate anion, a hexafluorophosphate anion, a hexafluoroantimonate anion, a trifluoromethanesulfonate anion, a tetrafluoroborate anion, a perchlorate anion, or a halide anion. A pharmaceutical composition containing the platinum(II) complex of formula (I), and a method of treating cancer are also disclosed.
    Type: Application
    Filed: February 1, 2021
    Publication date: September 16, 2021
    Applicants: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, KING SAUD UNIVERSITY
    Inventors: Adam Ahmed Abdullah SULAIMAN, Abdul Rajjak SHAIKH, Ali ALHOSHANI, Anvarhusein A. ISAB