Patents by Inventor Patricia A. Taffe

Patricia A. Taffe 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).

  • Hydrazine detection
    Patent number: 4900681
    Abstract: A solution of various benzaldehyde derivatives dissolved in suitable solvents are used in impinger sampling or as a coating on substrates to provide passive, real-time visual colorimetric indication of the presence of hydrazine and its derivatives.
    Type: Grant
    Filed: June 2, 1988
    Date of Patent: February 13, 1990
    Inventors: Patricia A. Taffe, Susan L. Rose-Pehrsson