Patents by Inventor David R. Clay

David R. Clay 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).

  • Patent number: 11752250
    Abstract: The invention concerns methods of treating blood, blood product, or physiologic fluid to provide at least one of (i) increasing shelf life of the blood, blood product or physiologic fluid, (ii) maintaining freshness of new blood, blood product or physiologic fluid, and (iii) removing undesirable molecules from the blood, blood product or physiologic fluid; said method comprising contacting said blood, blood product or physiologic fluid with a sorbent, said sorbent being primarily in a plurality of solid forms and comprising a cross-linked polymeric material having a plurality of at least one of (1) zwitterionic moieties and (2) oligo(ethylene glycol) moieties attached to the surface of said cross-linked polymeric material.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: September 12, 2023
    Assignee: CytoSorbents Corporation
    Inventors: Thomas D. Golobish, Vincent J. Capponi, David R. Clay
  • Publication number: 20210402075
    Abstract: The invention concerns methods of removing undesirable molecules from the blood or physiologic fluid; said method comprising contacting said blood or physiologic fluid with a sorbent, said sorbent comprising a plurality of solid forms and comprising a cross-linked polymeric material having a plurality of ligands attached to the surface of said cross-linked polymeric material, comprising (i) zwitterionic moieties, (ii) oligo(ethylene glycol) moieties or (iii) mixtures thereof; said contacting comprising said sorbent sorbing a plurality of said undesirable molecules when said sorbent is administered within a patient's body.
    Type: Application
    Filed: May 6, 2021
    Publication date: December 30, 2021
    Inventors: Thomas D. Golobish, Vincent J. Capponi, David R. Clay
  • Patent number: 11020521
    Abstract: The invention concerns methods of removing undesirable molecules from the blood or physiologic fluid; said method comprising contacting said blood or physiologic fluid with a sorbent, said sorbent comprising a plurality of solid forms and comprising a cross-linked polymeric material having a plurality of ligands attached to the surface of said cross-linked polymeric material, comprising (i) zwitterionic moieties, (ii) oligo(ethylene glycol) moieties or (iii) mixtures thereof; said contacting comprising said sorbent sorbing a plurality of said undesirable molecules when said sorbent is administered within a patient's body.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: June 1, 2021
    Assignee: CYTOSORBENTS CORPORATION
    Inventors: Thomas D. Golobish, Vincent J. Capponi, David R. Clay
  • Publication number: 20200246532
    Abstract: The invention concerns methods of removing undesirable molecules from the blood or physiologic fluid; said method comprising contacting said blood or physiologic fluid with a sorbent, said sorbent comprising a plurality of solid forms and comprising a cross-linked polymeric material having a plurality of ligands attached to the surface of said cross-linked polymeric material, comprising (i) zwitterionic moieties, (ii) oligo(ethylene glycol) moieties or (iii) mixtures thereof; said contacting comprising said sorbent sorbing a plurality of said undesirable molecules when said sorbent is administered within a patient's body.
    Type: Application
    Filed: April 17, 2020
    Publication date: August 6, 2020
    Inventors: Thomas D. Golobish, Vincent J. Capponi, David R. Clay
  • Publication number: 20140294751
    Abstract: The invention concerns methods of treating blood, blood product, or physiologic fluid to provide at least one of (i) increasing shelf life of the blood, blood product or physiologic fluid, (ii) maintaining freshness of new blood, blood product or physiologic fluid, and (iii) removing undesirable molecules from the blood, blood product or physiologic fluid; said method comprising contacting said blood, blood product or physiologic fluid with a sorbent, said sorbent being primarily in a plurality of solid forms and comprising a cross-linked polymeric material having a plurality of at least one of (1) zwitterionic moieties and (2) oligo(ethylene glycol) moieties attached to the surface of said cross-linked polymeric material.
    Type: Application
    Filed: March 31, 2014
    Publication date: October 2, 2014
    Applicant: CytoSorbents Corporation
    Inventors: Thomas D. Golobish, Vincent J. Capponi, David R. Clay
  • Patent number: 7150121
    Abstract: The present invention comprises a new and improved one-piece trigger for a lever action rifle which eliminates trigger flop found on two piece factory triggers. The trigger allows the sear to slip up and past the half and full cock notches on the hammer via an elliptically shaped rigger pivot hole.
    Type: Grant
    Filed: July 18, 2003
    Date of Patent: December 19, 2006
    Inventor: David R. Clay