Portable oxygen concentration system

Details for Australian Patent Application No. 2003228781 (hide)

Owner SeQual Technologies, Inc. Teijin Limited

Inventors Bixby, James A.; Winter, David P.; Salter, Edmund L.; Sward, Brian; Appel, William S.; Sugano, Masato

Agent Shelston IP

Pub. Number AU-B-2003228781

PCT Number PCT/US03/13496

PCT Pub. Number WO2003/092817

Priority 10/134,868 29.04.02 US

Filing date 28 April 2003

Wipo publication date 17 November 2003

Acceptance publication date 20 November 2008

International Classifications

A62B 19/00 (2006.01) Cartridges with absorbing substances for respiratory apparatus

A61M 16/10 (2006.01) Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration - Preparation of respiratory gases or vapours

A61M 16/20 (2006.01) Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration - Valves specially adapted to medical respiratory devices

B01D 53/04 (2006.01) Separation of gases or vapours - with stationary adsorbents

C01B 13/02 (2006.01) Oxygen - Preparation of oxygen

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 10/134,868 29.04.02 US

8 January 2004 Application Open to Public Inspection

  Published as AU-B-2003228781

14 August 2008 Assignment before Grant

  SeQual Technologies, Inc. The application has been assigned to SeQual Technologies, Inc.; Teijin Limited

20 November 2008 Application Accepted

  Published as AU-B-2003228781

19 March 2009 Standard Patent Sealed

26 May 2011 Alteration of Name

  The name of the patentee has been altered to Chart Sequal Technologies Inc.; Teijin Limited

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