Patents by Inventor Sadanand Memula

Sadanand Memula 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).

  • Method of marking an area with a dry foamable composition
    Patent number: 5919521
    Abstract: Disclosed are dry particulate compositions containing an anionic sulfonate or sulfate surfactant, fatty mono- or di-ethanolamide, alcohol, sugar and maltodextrin. The dry compositions readily disperse in water to form formulations which can form voluminous, stable, environmentally benign foams useful, for instance, in marking outdoor areas.
    Type: Grant
    Filed: March 18, 1998
    Date of Patent: July 6, 1999
    Assignee: Witco Corporation
    Inventor: Sadanand Memula
  • Dry foamable composition and uses thereof
    Patent number: 5840210
    Abstract: Disclosed are dry particulate compositions containing an anionic sulfonate or sulfate surfactant, fatty mono- or di-ethanolamide, alcohol, sugar and maltodextrin. The dry compositions readily disperse in water to form formulations which can form voluminous, stable, environmentally benign foams useful, for instance, in marking outdoor areas.
    Type: Grant
    Filed: February 8, 1996
    Date of Patent: November 24, 1998
    Assignee: Witco Corporation
    Inventor: Sadanand Memula