Patents by Inventor Mohammed M. Hashem

Mohammed M. Hashem 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).

  • Patent number: 4180532
    Abstract: Phosphoric acid esters of poly(2-10)ethyleneoxy n butane 1,4-diols are water soluble compounds which may be used in formulating light to heavy duty water-based metal working fluid compositions.
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: December 25, 1979
    Assignee: GAF Corporation
    Inventors: Paritosh M. Chakrabarti, Mohammed M. Hashem