Patents by Inventor James Lenard Cretney

James Lenard Cretney 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).

  • Viewing port for medium transfer line
    Publication number: 20020166498
    Abstract: A viewing port for a medium transfer line has a tubular glass member through which a medium can pass during fluid transfer, a clear plastic barrier surrounding the tubular glass member for containing a glass and a medium in the event of a breakage, and a connection for connecting the tubular member together with the barrier to a medium transfer line.
    Type: Application
    Filed: May 8, 2001
    Publication date: November 14, 2002
    Inventor: James Lenard Cretney