Patents by Inventor Michael L. Widman

Michael L. Widman 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: 6056135
    Abstract: A liquid transfer device for use in combination with a container and a syringe to facilitate removal of liquid from a container by the syringe includes an obstruction member positioned in an outlet of the container. The obstruction member has a concave inner surface facing the container interior to direct liquid to a passageway in the obstruction member when the container is inverted. A seal is formed between the obstruction member and the syringe spout and the spout is positioned by the obstruction member with the distal end of the spout located either in the passageway or projecting from the passageway toward the container interior and disposed closely adjacent to the inner surface of the obstruction member.
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: May 2, 2000
    Inventor: Michael L. Widman