Patents by Inventor Partha Sarathi Ray

Partha Sarathi Ray 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).

  • 2,4-diamino-5,6-disubstituted-and 5,6,7-trisubstituted-5-deazapteridines as insecticides
    Patent number: 5710157
    Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 5-deazapteridine compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, U, V, and W are as defined herein; agriculturally acceptable salts thereof; methods for using the same; and certain novel 5-deazapteridine per se.
    Type: Grant
    Filed: January 2, 1996
    Date of Patent: January 20, 1998
    Assignee: FMC Corporation
    Inventors: Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Munirathnam Krishnappa Chaguturu, Partha Sarathi Ray, Brian D. Bennett