Patents by Inventor Cynthia Loop

Cynthia Loop 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).

  • Storage stable methylene bis(phenylisocyanate) compositions
    Patent number: 6489503
    Abstract: The present invention provides a liquid methylene bis(phenylisocyanate) composition including a high concentration of methylene bis(phenylisocyanate) which has an improved storage stability. The invention further provides a method of making the liquid methylene bis(phenylisocyanate) compositions of the present invention.
    Type: Grant
    Filed: November 9, 1999
    Date of Patent: December 3, 2002
    Assignee: BASF Corporation
    Inventors: Thirumurti Narayan, Anthony Lunato, Jon S. Speier, David D. Peters, Cynthia Loop, Filip Nevejans
  • Storage stable methylene bis(phenylisocyanate) compositions
    Patent number: 6120699
    Abstract: The present invention provides a liquid methylene bis(phenylisocyanate) composition including a high concentration of methylene bis(phenylisocyanate) which has an improved storage stability. The invention further provides a method of making the liquid methylene bis(phenylisocyanate) compositions of the present invention.
    Type: Grant
    Filed: September 21, 1998
    Date of Patent: September 19, 2000
    Assignee: BASF Corporation
    Inventors: Thirumurti Narayan, Anthony Lunato, Jon S. Speier, David D. Peters, Cynthia Loop, Filip Nevejans