Patents by Inventor Lee Bendel

Lee Bendel 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).

  • Sterile surgical needle having dark non-reflective surface
    Patent number: 4959068
    Abstract: A sterile surgical needle having a dark, non-reflective and non-flaking surface. The needle is produced by selecting an appropriately shaped needle having the desired degree of sharpness. The needle is treated to activate the surface and then immersed in a solution of sulfuric acid, potassium dichromate and water to form a dark, non-reflective, non-flaking surface. The needle is sterilized to produce a sterile surgical needle of improved visibility.
    Type: Grant
    Filed: July 27, 1989
    Date of Patent: September 25, 1990
    Assignee: Ethicon, Inc.
    Inventors: Lee Bendel, Florence Stoffel
  • Sterile surgical needle having dark non-reflective surface
    Patent number: 4905695
    Abstract: A sterile surgical needle having a dark, non-reflective and non-flaking surface. The needle is produced by selecting an appropriately shaped needle having the desired degree of sharpness. The needle is treated to activate the surface and then immersed in a solution of sulfuric acid, potassium dichromate and water to form a dark, non-reflective, non-flaking surface. The needle is sterilized to produce a sterile surgical needle of improved visibility.
    Type: Grant
    Filed: February 25, 1988
    Date of Patent: March 6, 1990
    Assignee: Ethicon, Inc.
    Inventors: Lee Bendel, Florence Stoffel
  • Sterile surgical needles with a hard sharp cutting edge and method for producing the same
    Patent number: 4660559
    Abstract: A unitary sterile surgical needle having a hardened cutting edge and a malleable center portion and body section.
    Type: Grant
    Filed: September 19, 1983
    Date of Patent: April 28, 1987
    Assignee: Ethicon, Inc.
    Inventors: Walter McGregor, Lee Bendel