Patents by Inventor Valentine Zuba

Valentine Zuba 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).

  • Ionic liquids of heterocyclic amines
    Publication number: 20050196671
    Abstract: Ionic liquids having melting points below about 100 C formed by reaction of a heterocyclic amine with about 2.8 and about 3.2 moles of anhydrous hydrogen fluoride per mole of amine nitrogen. Electrochemical devices having non-aqueous electrolytes containing the ionic liquids are also disclosed, as well as silicon oxide etching compositions containing the ionic liquids and etching methods in which silicon oxides are selectively removed by the etching compositions in the presence of aluminum.
    Type: Application
    Filed: March 4, 2005
    Publication date: September 8, 2005
    Applicant: Honeywell International, Inc.
    Inventors: Martin Paonessa, Rajiv Singh, Valentine Zuba, George Shia, John McFarland