METHOD OF MEASURING FORMALDEHYDE CONCENTRATION OF GAS AND MEASURING INSTRUMENT

Details for Australian Patent Application No. 2003227215 (hide)

Owner HASHIBA, Tomohiko BIO MEDIA CO., LTD.

Inventors KAWAMURA, Koji; HASHIBA, Tomohiko

Pub. Number AU-A-2003227215

PCT Number PCT/JP03/03735

PCT Pub. Number WO2003/091724

Priority 2002-122612 24.04.02 JP

Filing date 26 March 2003

Wipo publication date 10 November 2003

International Classifications

G01N 021/77 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - by observing the effect on a chemical indicator

G01N 021/78 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

G01N 031/22 Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups - using chemical indicators

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 2002-122612 24.04.02 JP

18 December 2003 Application Open to Public Inspection

  Published as AU-A-2003227215

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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