Patents by Inventor Elton K. Feffer

Elton K. Feffer 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: 7175590
    Abstract: The invention relates to an apparatus and a method useful for non-surgical embryo transfer or artificial insemination of mammals. An apparatus for depositing media into the uterus of a mammal includes a conical chamber that has a plurality of perforations and flaps. An exterior spiral formation is configured for traversing or penetrating cervical passageway. A sheath having a frusto-conical rearward end extends axially from an aft end of the conical chamber. A tubular depositing chamber extends axially from the conical chamber to a position beyond a fore end of the conical chamber. Coupled to the rearward end of the depositing chamber is an embryo or semen packaging unit. The tubular depositing chamber has an end that has an aperture to permit the flow of semen out of the depositing chamber and into the uterus. The invention also involves a method employing the apparatus described.
    Type: Grant
    Filed: November 1, 2001
    Date of Patent: February 13, 2007
    Assignee: Continental Plastic Corp.
    Inventors: Robert R. Christine, Ricky A. Schoenbeck, Donald F. Hladky, Elton K. Feffer
  • Publication number: 20040162461
    Abstract: The invention relates to an apparatus and a method useful for non-surgical embryo transfer or artificial insemination of mammals. An apparatus 10 for depositing media 11 into the uterus of a mammal includes a conical chamber 12 that has a plurality of perforations 36 and flaps 36a. An exterior spiral formation 18 is configured for traversing or penetrating cervical passageway. A sheath 20 having a frusto-conical rearward end 22 extends axially from an aft end 16 of the conical chamber 12. A tubular depositing chamber 30 extends axially from the conical chamber 12 to a position beyond a fore end 14 of the conical chamber 12. Coupled to the rearward end 43 of the depositing chamber 30 is an embryo or semen packaging unit 40. The tubular depositing chamber 30 has an end 32 that has an aperture 34 to permit the flow of semen 11 out of the depositing chamber 30 and into the uterus. The invention also involves a method employing the apparatus 10 described.
    Type: Application
    Filed: September 15, 2003
    Publication date: August 19, 2004
    Inventors: Robert R.. Christine, Ricky A. Schoenbeck, Donald F. Hladky, Elton K Feffer