Patents by Inventor Yvan WIRZ

Yvan WIRZ 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).

  • Single use valves
    Patent number: 10088072
    Abstract: A single use valve structured to allow only one fluid or gas or powder filling or extraction operation of a container such that neither a subsequent refilling nor a subsequent extraction operation can be performed. The single use valve may be used for extraction of ink from, or filling of ink to, a security ink container.
    Type: Grant
    Filed: May 28, 2013
    Date of Patent: October 2, 2018
    Assignee: SICPA HOLDING SA
    Inventors: Nicola Duca, Yvan Wirz
  • SINGLE USE VALVES
    Publication number: 20160053915
    Abstract: A single use valve structured to allow only one fluid or gas or powder filling or extraction operation of a container such that neither a subsequent refilling nor a subsequent extraction operation can be performed. The single use valve may be used for extraction of ink from, or filling of ink to, a security ink container.
    Type: Application
    Filed: May 28, 2013
    Publication date: February 25, 2016
    Applicant: SICPA HOLDING SA
    Inventors: Nicola DUCA, Yvan WIRZ