Patents by Inventor Joseph M. Plecnik

Joseph M. Plecnik 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).

  • Hazardous material containment system
    Patent number: 5588461
    Abstract: A system is provided for containing material leaks which occur while a shipping container is being loaded or unloaded. The system includes portable dome that is placed on top of a shipping container, covering the container's inlet or outlet valves. If a leak is detected, the flow of material is stopped, and the leaked material is either absorbed or neutralized.
    Type: Grant
    Filed: April 8, 1994
    Date of Patent: December 31, 1996
    Assignee: Philipp Brothers Chemicals, Inc.
    Inventor: Joseph M. Plecnik