Patents by Inventor William J. Bryce

William J. Bryce 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).

  • Patent number: 8162587
    Abstract: A method of supplying a portable medical gas system is provided. The disclosed method includes preparing a portable medical gas system, the portable medical gas system including a cylinder adapted to be filled with medical gas and a gas dispensing valve. The portable medical gas system is place in a specialized container having a configuration adapted to hold the portable medical gas system only when the cylinder of portable medical gas system is unused state or empty state. The portable medical gas system is delivered to the customer, and returned as an empty cylinder via commercial carrier. Upon receipt of the empty or spent portable medical gas system, another portable medical gas system filled with medical gas is sent to the customer. In one embodiment, the portable medical gas system includes a single-use flow control valve which ensures the cylinder is empty after its initial use.
    Type: Grant
    Filed: July 6, 2011
    Date of Patent: April 24, 2012
    Assignee: Praxair Technology, Inc.
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J. Bryce
  • Publication number: 20110264606
    Abstract: A method of supplying a portable medical gas system is provided. The disclosed method includes preparing a portable medical gas system, the portable medical gas system including a cylinder adapted to be filled with medical gas and a gas dispensing valve. The portable medical gas system is place in a specialized container having a configuration adapted to hold the portable medical gas system only when the cylinder of portable medical gas system is unused state or empty state. The portable medical gas system is delivered to the customer, and returned as an empty cylinder via commercial carrier. Upon receipt of the empty or spent portable medical gas system, another portable medical gas system filled with medical gas is sent to the customer. In one embodiment, the portable medical gas system includes a single-use flow control valve which ensures the cylinder is empty after its initial use.
    Type: Application
    Filed: July 6, 2011
    Publication date: October 27, 2011
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J. Bryce
  • Patent number: 8002514
    Abstract: A method of supplying a portable medical gas system is provided. The disclosed method includes preparing a portable medical gas system, the portable medical gas system including a cylinder adapted to be filled with medical gas and a gas dispensing valve. The portable medical gas system is place in a specialized container having a configuration adapted to hold the portable medical gas system only when the cylinder of portable medical gas system is unused state or empty state. The portable medical gas system is delivered to the customer, and returned as an empty cylinder via commercial carrier. Upon receipt of the empty or spent portable medical gas system, another portable medical gas system filled with medical gas is sent to the customer. In one embodiment, the portable medical gas system includes a single-use flow control valve which ensures the cylinder is empty after its initial use.
    Type: Grant
    Filed: October 23, 2007
    Date of Patent: August 23, 2011
    Assignee: Praxair Technology, Inc.
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J. Bryce
  • Publication number: 20080110925
    Abstract: A medical gas cylinder system is provided that includes a gas cylinder, a gas dispensing mechanism for dispensing the medical gas from the gas cylinder, a flow control valve operatively disposed in the dispensing mechanism and adapted to initiate a flow of medical gas from the gas cylinder upon actuation, and a cylinder contents gauge adapted to indicate the status of medical gas within the gas cylinder. The flow control valve includes a setting to ensure the gas contents of cylinder are evacuated prior to return shipment. The disclosed system further includes a shipping container having a configuration adapted to hold the gas cylinder and dispensing mechanism and having one or more transparent surfaces or windows such that the cylinder contents gauge or other cylinder status indication is visible when the gas cylinder and dispensing mechanism are placed in the container. The gas cylinder and container are suitable for shipment via commercial carrier.
    Type: Application
    Filed: October 23, 2007
    Publication date: May 15, 2008
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J Bryce, Stephan Gamard
  • Publication number: 20080095607
    Abstract: A method of supplying a portable medical gas system is provided. The disclosed method includes preparing a portable medical gas system, the portable medical gas system including a cylinder adapted to be filled with medical gas and a gas dispensing valve. The portable medical gas system is place in a specialized container having a configuration adapted to hold the portable medical gas system only when the cylinder of portable medical gas system is unused state or empty state. The portable medical gas system is delivered to the customer, and returned as an empty cylinder via commercial carrier. Upon receipt of the empty or spent portable medical gas system, another portable medical gas system filled with medical gas is sent to the customer. In one embodiment, the portable medical gas system includes a single-use flow control valve which ensures the cylinder is empty after its initial use.
    Type: Application
    Filed: October 23, 2007
    Publication date: April 24, 2008
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J. Bryce
  • Patent number: RE45572
    Abstract: A method of supplying a portable medical gas system is provided. The disclosed method includes preparing a portable medical gas system, the portable medical gas system including a cylinder adapted to be filled with medical gas and a gas dispensing valve. The portable medical gas system is place in a specialized container having a configuration adapted to hold the portable medical gas system only when the cylinder of portable medical gas system is unused state or empty state. The portable medical gas system is delivered to the customer, and returned as an empty cylinder via commercial carrier. Upon receipt of the empty or spent portable medical gas system, another portable medical gas system filled with medical gas is sent to the customer. In one embodiment, the portable medical gas system includes a single-use flow control valve which ensures the cylinder is empty after its initial use.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: June 23, 2015
    Assignee: Praxair Technology, Inc.
    Inventors: Bradley Hagstrom, Paul W. Garvey, William J. Bryce