Patents by Inventor Paul Zipperlen

Paul Zipperlen 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).

  • Multi-Layered Nesting Trash Bag
    Publication number: 20190031438
    Abstract: A system and method for nesting multi-layered trash bags for trash receptacles. The bags preferably each have an elastic member providing compression to securely hold the nested trash bags in relative position until filled and removed. The elastic member is a rubber element or alternatively an elastic drawstring. A rigid member can be utilized in conjunction with the nested trash bags to facilitate the installation of the multi-layered trash bags into the trash can.
    Type: Application
    Filed: July 24, 2018
    Publication date: January 31, 2019
    Inventors: Paul Zipperlen, Ryan Mike-Mayer