Patents by Inventor Nelly M. Rajadhyaksha

Nelly M. Rajadhyaksha 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).

  • Water proofing and preservative methods
    Patent number: 4716060
    Abstract: The coating of surfaces to impart gloss and protect from weathering, and the use of solvents in paint formulations, are disclosed; the following being exemplary: Compounds having the formula: ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3 are saturated alkyls having from 2 to 20 carbon atoms therein. R.sub.1 and R.sub.2, or R.sub.2 and R.sub.3, alternatively, may be the same and form a nitrogen heterocyclic compound such as that derived from, for example, a pyrrolidine, a piperidine or a hexahydroazepine.
    Type: Grant
    Filed: May 2, 1986
    Date of Patent: December 29, 1987
    Inventors: Vithal J. Rajadhyaksha, Nelly M. Rajadhyaksha