Patents by Inventor David A. Pettinga

David A. Pettinga 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).

  • Publication number: 20090044326
    Abstract: A biodegradable bag made of material which is impervious to liquid and other human waste with a super absorbent deodorized pad affixed to the interior. The pad is made of super absorbent air laid product with moisture activated colorant which indicates use. The liner is constructed with a draw string at the top of the opening as a convenient way of closing for disposal. The liner is made for the specific use in an adult commode chair or in an emergency a five gallon bucket with a seat (chair & bucket supplied by others). The liner is simply opened with absorbent pad on the inside, placed inside waste container completely protecting the inside of the waste container from waste and contamination. After use the liner is simply lifted out of the waste container (commode bucket) pulling the draw string closing the bag for sanitary. disposal leaving the commode bucket clean and ready for a new liner.
    Type: Application
    Filed: October 30, 2008
    Publication date: February 19, 2009
    Inventor: David A. Pettinga
  • Publication number: 20060080767
    Abstract: This present invention is a leak proof absorbent liner in which is intended to be inserted into both a toddler potty training chair and geriatric commode. The liners are comprised of a leak-proof outer shell and inner absorbent pad manufactured to fit into all commodes and potty chairs. The absorbent pad acts as a potty training aid for toddlers unlike any other potty-chair liners. It is obvious that the absorbent chemically treated pad that absorbs the liquid body waste that causes the liner to change color thus excites and encourages training the child to use the potty chair so they can discover the mystery color Within the liner. The Geriatric absorbent pad within the leak-proof liner will also contain a chemically treated material created with the intention of a caregiver to visually recognize from a distance the vibrant color indicator indicating that it is time to change the liner.
    Type: Application
    Filed: October 8, 2004
    Publication date: April 20, 2006
    Inventors: Gwen Dombe-Korody, Patricia Dombe-McDonald, David Pettinga, Bonnie Pettinga