Gas suction pump device, gas feed adapter and gas alarm unit

Details for Australian Patent Application No. 2002300306 (hide)

Owner Riken Keiki Co., Ltd.

Inventors Aida, Takuo; Takei, Yasunori; Koyano, Junichi; Tajima, Shuji

Agent Griffith Hack

Pub. Number AU-B-2002300306

Priority 2002-15756 24.01.02 JP

Filing date 22 July 2002

Wipo publication date 7 August 2003

Acceptance publication date 16 August 2007

International Classifications

G01N 1/22 (2006.01) Sampling - in the gaseous state

F04B 37/10 (2006.01) Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups

F04B 41/00 (2006.01) Pumping installations or systems specially adapted for elastic fluids

G01N 1/00 (2006.01) Sampling

G08B 21/14 (2006.01) Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for

Event Publications

7 August 2003 Application Open to Public Inspection

  Published as AU-B-2002300306

16 August 2007 Application Accepted

  Published as AU-B-2002300306

13 December 2007 Standard Patent Sealed

16 February 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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