LOW-COST CAPACITIVE PRESSURE TRANSMITTER WITH PLATE COATING, PARTICLE FILTER, SELFCONTAINED

Details for Australian Patent Application No. 2003243567 (hide)

Owner ROSEMOUNT INC.

Inventors BRODEN, David, A.; HORKY, David, A.

Pub. Number AU-A-2003243567

PCT Number PCT/US03/18811

PCT Pub. Number WO2003/106956

Priority 10/438,446 15.05.03 US; 60/389,804 18.06.02 US

Filing date 16 June 2003

Wipo publication date 31 December 2003

International Classifications

G01L 013/02 Devices or apparatus for measuring differences of two or more fluid pressure values

G01L 019/06 Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges - Means for preventing overload or deleterious influence of the measured medium on the measuring device or

G01L 009/12 Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elements - by making use of variations in capacitance

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 10/438,446 15.05.03 US; 60/389,804 18.06.02 US

26 February 2004 Application Open to Public Inspection

  Published as AU-A-2003243567

10 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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