Patents by Inventor Thea Sipiläinen-Malm

Thea Sipiläinen-Malm 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).

  • OXYGEN INDICATOR
    Publication number: 20110136238
    Abstract: The invention relates to a dye composition comprising a dye, dye converter, binder, reducing agent, solvent and optionally basic agent. Further, the invention relates to a method for fabricating an oxygen indicator wherein a dye composition is applied over a substrate and reduced by heating, to an oxygen indicator fabricated by the method and to a package for detecting a leakage and/or variation in the oxygen content.
    Type: Application
    Filed: June 17, 2009
    Publication date: June 9, 2011
    Applicant: Teknologian tutkimuskeskus VTT
    Inventors: Eero Hurme, Thea Sipiläinen-Malm