Patents Assigned to Product4 Limited
  • Valve and associated methods
    Patent number: 11333262
    Abstract: A container (5) comprising a valve (10) with a valve member (12) and a valve seat (14). The container (5) has a retainer for retaining the valve member (12). The valve (10) defines a flowpath between the valve member (12) and the valve seat (14), the flowpath being selectively openable by movement of at least a portion of the valve member (12) away from the valve seat (14) in response to suction. The flowpath does not pass through any aperture within the valve member (12).
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: May 17, 2022
    Assignee: Product4 Limited
    Inventor: Douglas Begg
  • VALVE AND ASSOCIATED METHODS
    Publication number: 20190383412
    Abstract: A container (5) comprising a valve (10) with a valve member (12) and a valve seat (14). The container (5) has a retainer for retaining the valve member (12). The valve (10) defines a flowpath between the valve member (12) and the valve seat (14), the flowpath being selectively openable by movement of at least a portion of the valve member (12) away from the valve seat (14) in response to suction. The flowpath does not pass through any aperture within the valve member (12).
    Type: Application
    Filed: March 8, 2018
    Publication date: December 19, 2019
    Applicant: Product4 Limited
    Inventor: Douglas Begg