Patents by Inventor Alfons Jozef Fransen

Alfons Jozef Fransen 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).

  • Bag valve
    Patent number: 8196620
    Abstract: The improved bag valve includes a flexible bag (4) made of an impermeable material with an opening that is closed by a valve (6) for filling the bag (4) with a desired product. The empty bag (4) is rolled up or folded about a longitudinal axis (X-X?) and kept in the rolled position. The bag (4) is designed so as to elongate itself when filled with the desired product.
    Type: Grant
    Filed: December 28, 2006
    Date of Patent: June 12, 2012
    Assignee: Ecopack France S.A.S.
    Inventor: Alfons Jozef Fransen
  • Improved Bag Valve
    Publication number: 20080314475
    Abstract: Improved bag-on valve which comprises a flexible bag (4) made of impermeable material and which is provided with an opening sealed by a valve (6) which makes it possible to fill the bag (4) with a desired product, whereby the empty bag (4) is rolled up or folded round a longitudinal axis (X-X?) and is maintained in the rolled-up position, characterised in that the bag (4) is provided with means making it possible to elongate the bag (4) while it is being filled with the desired product
    Type: Application
    Filed: December 28, 2006
    Publication date: December 25, 2008
    Applicant: ECOPACK FRANCE S.A.S.
    Inventor: Alfons Jozef Fransen