Patents by Inventor Darius A. Paduch

Darius A. Paduch 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).

  • Method for successful retrieval of sperm
    Patent number: 10822657
    Abstract: Measurement of expression levels of heat shock factor Y chromosome (HSFY) in testicular tissue samples or semen can be used to identify whether testicular sperm extraction can be used for patients with all histological variants of nonobstructive azoospermia.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: November 3, 2020
    Assignee: Cornell University
    Inventors: Peter J. Stahl, Peter N. Schlegel, Darius A. Paduch
  • METHOD FOR SUCCESSFUL RETRIEVAL OF SPERM
    Publication number: 20140141420
    Abstract: Measurement of expression levels of heat shock factor Y chromosome (HSFY) in testicular tissue samples or semen can be used to identify whether testicular sperm extraction can be used for patients with all histological variants of nonobstructive azoospermia.
    Type: Application
    Filed: March 15, 2012
    Publication date: May 22, 2014
    Applicant: Cornell University
    Inventors: Peter J. Stahl, Peter N. Schlegel, Darius A. Paduch
  • NOVEL SORTING TECHNOLOGY THAT ALLOWS FOR HIGHLY EFFICIENT SELECTION OF SPERM WITHOUT CHROMATIN DAMAGE
    Publication number: 20110201047
    Abstract: This invention provides a method to select and enrich healthy sperm for use in assisted reproductive techniques comprising incubating sperm with at least one marking reagent that enters unhealthy sperm but not healthy sperm. The invention also provides a method to sort healthy sperm of high viability from apoptotic, necrotic and dead sperm by using YO-PRO-1 and PI for fluorescence activated cell sorting in flow cytometers. A kit comprising YO-PRO-1 and PI is also included in this invention.
    Type: Application
    Filed: October 14, 2009
    Publication date: August 18, 2011
    Applicant: CORNELL UNIVERSITY
    Inventor: Darius A. Paduch