Patents by Inventor Leo C. Mercer, Jr.

Leo C. Mercer, Jr. 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 of using a surgical clip for cholangiography
    Patent number: 4744788
    Abstract: A surgical clip is disclosed. The clip may be used to anchor a cholangiographic catheter that has been previously inserted into the cystic duct to the position it has been placed within the cystic duct.
    Type: Grant
    Filed: December 29, 1986
    Date of Patent: May 17, 1988
    Inventor: Leo C. Mercer, Jr.
  • Surgical clip for cholangiography
    Patent number: 4733666
    Abstract: A surgical clip is disclosed. The clip may be used to anchor a cholangiographic catheter that has been previously inserted into the cystic duct to the position it has been placed within the cystic duct.
    Type: Grant
    Filed: January 13, 1986
    Date of Patent: March 29, 1988
    Assignee: Texas Tech University Health Sciences Center
    Inventor: Leo C. Mercer, Jr.