Patents by Inventor Bernard E. Stapelfeld

Bernard E. Stapelfeld 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).

  • Fluid absorbing method
    Patent number: 4659478
    Abstract: An oil absorbing member and method are provided including an elongate tubular member filled with a highly absorbent particulate material of capillary nature having a wicking action and closed at each end which can be arranged around a machine tool base as a continuous absorbing member.
    Type: Grant
    Filed: March 27, 1985
    Date of Patent: April 21, 1987
    Assignee: Sermac Industries, Inc.
    Inventors: Bernard E. Stapelfeld, Donald L. Beaver, Jr.