Patents by Inventor Virender Nath Malhotra

Virender Nath Malhotra 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).

  • Production of alkane: olefin sulfonate mixtures by sequential sulfonation and sulfitation
    Patent number: 4006111
    Abstract: Mixtures of C.sub.6 -C.sub.20 alkane and olefin sulphonates having better colour than mixtures of the individually produced detergent actives are prepared by subjecting an alpha-olefin feedstock to sequential sulphonation and sulphitation.
    Type: Grant
    Filed: July 11, 1973
    Date of Patent: February 1, 1977
    Assignee: Lever Brothers Company
    Inventors: Virender Nath Malhotra, John Mather