Patents by Inventor Subareddy Kanagasabapathy

Subareddy Kanagasabapathy 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).

  • Processes for producing polysiloxanes and photoresist compositions comprising same
    Publication number: 20030224286
    Abstract: New methods are provided for synthesis of polysiloxanes (silsesquioxanes) and photoresists comprising same. Synthetic methods of the invention include use of a polymerization templating reagent that has multiple reactive nitrogen groups, particularly a diamine reagent.
    Type: Application
    Filed: March 3, 2003
    Publication date: December 4, 2003
    Applicant: Shipley Company, L.L.C.
    Inventors: George G. Barclay, Subareddy Kanagasabapathy, Matthew A. King
  • Photoimageable composition
    Publication number: 20030099899
    Abstract: Disclosed are photoimageable compositions containing silsesquioxane binder polymers and photoactive compounds, methods of forming relief images using such compositions and methods of manufacturing electronic devices using such compositions. Such compositions are useful as photoresists and in the manufacture of optoelectronic devices.
    Type: Application
    Filed: May 8, 2002
    Publication date: May 29, 2003
    Inventors: Dana A. Gronbeck, George G. Barclay, Leo L. Linehan, Kao Xiong, Subareddy Kanagasabapathy