Patents by Inventor Silvana Ngo

Silvana Ngo 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).

  • ALPHA-PENTAFLUOROSULFANYL ALDEHYDES, KETONES AND ACIDS
    Publication number: 20110124891
    Abstract: Compounds of formula (I): are disclosed. In these compounds Y is —CH(OH)—, —CH(NHR6)—, —C(=0)-, —CH?CHCO— or—formula (II)—and R1 and R2 are hydrogen, OH, alkyl, alkoxy, benzyloxy and aryl, and, when Y is —CH(OH)—, additionally alkenyl or alkynyl. Processes for the production of these compounds are also disclosed.
    Type: Application
    Filed: August 16, 2008
    Publication date: May 26, 2011
    Inventors: John Welch, Silvana Ngo, Dong Sung Lim
  • Metal triflimide complexes
    Patent number: 5986120
    Abstract: A composition relating to metal-triflamide complexes useful as catalysts for the syndiotactic polymerization of styrene is disclosed.
    Type: Grant
    Filed: February 10, 1998
    Date of Patent: November 16, 1999
    Assignee: The Research Foundation of the State University of New York
    Inventors: John T. Welch, Rolf Claessen, Silvana Ngo