Patents by Inventor Sajid Liu

Sajid Liu 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).

  • Slow release calcium composition
    Patent number: 11103528
    Abstract: A slow-release free calcium composition is disclosed which includes at least one polar solvent, from about 1 ?M to about 0.25 M substituted or unsubstituted cyclodextrin molecules, and from about 1 ppm to about 1000 ppm calcium cations. The cyclodextrin molecules each have a toroidal shape with an inner cavity and the calcium cations are encapsulated within the inner cavities of the cyclodextrins molecules. A method for making the composition and a method for administering a slow-release form of calcium to a patient is also disclosed.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: August 31, 2021
    Assignee: United States of America as represented by the Secretary of the Air Force
    Inventors: Sajid Liu, Jingbo Liu, Jeffrey C. Wigle