Patents by Inventor Joseph Edmund Babriarz

Joseph Edmund Babriarz 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).

  • Ultraviolet light absorbers
    Publication number: 20040192684
    Abstract: The present invention relates to novel ultraviolet light absorbers of the benzoxazinone, oxanilide, benzylidene malonate, quinazoline and benzotriazole classes. The invention also relates to polymer and photographic compositions stabilized against the deleterious effects of light induced degradation which comprise the novel ultraviolet light absorbers.
    Type: Application
    Filed: May 17, 2004
    Publication date: September 30, 2004
    Inventors: Ramanathan Ravichandran, Stephen Daniel Pastor, Deborah Judd, Joseph Edmund Babriarz, Andrew Brian Naughton, Mervin Gale Wood, Anthony David Debellis, Rong Xiong, Robert Edward Detlefsen, Joseph Suhadolnik