Patents by Inventor Abraham O. Okorodudu

Abraham O. Okorodudu 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).

  • Adducts of phosphorous triamides and .alpha., .beta. unsaturated carbonyl compounds
    Patent number: 4250314
    Abstract: Adducts of alkylphosphorous triamides with alpha, beta-unsaturated carbonyl compounds provide novel sulfur-free load-carrying additives for various organic compositions, e.g., lubricant oils.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: February 10, 1981
    Assignee: Mobil Oil Corporation
    Inventor: Abraham O. Okorodudu
  • Load-carrying additives and compositions thereof
    Patent number: 4183817
    Abstract: Adducts of alkylphosphorous triamides with alpha, beta-unsaturated carbonyl compounds provide novel sulfur-free load-carrying additives for various organiccompositions, e.g., lubricant oils.
    Type: Grant
    Filed: January 3, 1978
    Date of Patent: January 15, 1980
    Assignee: Mobil Oil Corporation
    Inventor: Abraham O. Okorodudu
  • Phosphorus substituted dimercapto thiadiazoles
    Patent number: 4107168
    Abstract: Lubricants are stabilized against wear and corrosion by adding an additive amount of a novel substituted thiadiazole. These are derived from 2,5-dimercapto-1,3,4-thiadiazole and other moieties, as for example an organophosphorus moiety.
    Type: Grant
    Filed: April 15, 1977
    Date of Patent: August 15, 1978
    Assignee: Mobil Oil Corporation
    Inventor: Abraham O. Okorodudu