Patents by Inventor Venkatesh Pulletikurthi

Venkatesh Pulletikurthi 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).

  • FILTERS FOR VIRUS FILTRATION AND INACTIVATION AND MASK ASSEMBLIES CONTAINING THE SAME
    Publication number: 20230158343
    Abstract: A mask assembly comprising a face covering portion, a pocket connected to the face portion and positioned to cover a wearer’s nose and mouth, where in a filter is removably inserted into the pocket, the filter comprising a porous hydrophobic and lipophobic layer, a diamond - like carbon coated copper layer, and a non- woven fabric layer. A filter containing at least one porous hydrophobic and lipophobic layer, at least one diamond like carbon coated copper layer interposed between two non-woven fabric layers, and at least one additional non- woven fabric layer. A filter comprising at least one porous hydrophobic and lipophobic layer, at least one diamond - like carbon coated copper layer, and at least one non - woven fabric layer, the at least diamond-like carbon coated layer is between the at least one porous hydrophobic and lipophobic layer and at least one non - woven fabric layer.
    Type: Application
    Filed: November 17, 2022
    Publication date: May 25, 2023
    Inventors: Helber Antonio Esquivel-Puentes, Tanya Purwar, Venkatesh Pulletikurthi, Luciano Castillo, Ernest Rowland Blatchley, Victor Castano