Patents by Inventor Donald H. Metz

Donald H. Metz 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: 6715960
    Abstract: A pouch (18), made of a water absorbent polymer that expands and becomes a gel in consistency upon absorbing water and that is biodegradable, is placed in each bag (10) of lesser volume. An opening (12) in each bag (10) is unsealed to drain the bags (10) of the biodegradable gel, as by squeezing the bag (10) to force the gel from the bag (10). The collapsed bags (10) can be re-stored for future use and the gel biodegraded as by disposition the conventional sewage system.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: April 6, 2004
    Inventor: Donald H. Metz
  • Publication number: 20030035689
    Abstract: A pouch (18), made of a water absorbent polymer that expands and becomes a gel in consistency upon absorbing water and that is biodegradable, is placed in each bag (10) of lesser volume. After the flood conditions have subsided, an opening (12) in each bag (10) is unsealed to drain the bags (10) of the biodegradable gel, as by squeezing the bag (10) to force the gel from the bag (10). The collapsed bags (10) are re-stored for future use and the gel is biodegraded as by disposition the conventional sewage system.
    Type: Application
    Filed: June 20, 2002
    Publication date: February 20, 2003
    Inventor: Donald H. Metz