Patents by Inventor Patricia Osta-Ustarroz

Patricia Osta-Ustarroz 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).

  • Publication number: 20230416653
    Abstract: The present technology relates to antimicrobial cleaning compositions comprising a polyurethane having at least one acid group salted with a biguanide (e.g., bis-biguanide) free base compound. More specifically, the present technology relates to an antimicrobial cleaning composition comprising a) a polyurethane with at least one free acid group salted with a biguanide free base; b) at least one surfactant; and c) a diluent. Surfaces treated with the antimicrobial compositions of the disclosed technology are provided with residual inhibition against the proliferation of microbe growth.
    Type: Application
    Filed: November 19, 2021
    Publication date: December 28, 2023
    Applicant: Lubrizol Advanced Materials, Inc.
    Inventors: Allister Theobald, Smita Brijmohan, Jane Mathews, Alexander V. Lubnin, Alec Krienen, Eve De Maesschalck, Jobiah J. Sabelko, Yunpeng Zhu, Patricia Osta-Ustarroz, Christopher C. Cypcar