CIDRA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8024335 System and method for dynamically generating a selectable search extensionJul 09, 04Sep 20, 11[G06F]
7380439 Apparatus and method for compensating a coriolis meterDec 20, 06Jun 03, 08[G01N]
7150202 Method and apparatus for measuring characteristics of core-annular flowJul 08, 04Dec 19, 06[G01F]
6310990 Tunable optical structure featuring feedback controlMar 06, 00Oct 30, 01[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0062,254 Measurement of entrained and dissolved gases in process flow linesAbandonedAug 07, 06Mar 22, 07[G01N]
2006/0048,583 Total gas meter using speed of sound and velocity measurementsAbandonedAug 16, 05Mar 09, 06[G01N, G01F]
2005/0246,111 Method and apparatus for measuring parameters of a stratified flowAbandonedMar 10, 05Nov 03, 05[G01F]
2005/0050,956 Contact-based transducers for characterizing unsteady pressures in pipesAbandonedJun 24, 04Mar 10, 05[G01L]
2004/0168,523 Apparatus having an array of piezoelectric film sensors for measuring parameters of a process flow within a pipeAbandonedNov 12, 03Sep 02, 04[G01F]
2004/0144,182 Apparatus and method for providing a flow measurement compensated for entrained gasAbandonedNov 17, 03Jul 29, 04[G01F]
2003/0215,185 Large diameter optical waveguide having long period grating thereinAbandonedJun 06, 03Nov 20, 03[G02B]
2003/0095,307 Reconfigurable optical add/drop multiplexer having an array of micro-mirrorsAbandonedSep 25, 02May 22, 03[G02B, H04J]
2003/0090,756 Optical channel monitor having an array of micro-mirrorsAbandonedSep 25, 02May 15, 03[H04B, H04J]
2003/0081,321 Optical cross-connect having an array of micro-mirrorsAbandonedSep 25, 02May 01, 03[G02B]
2003/0035,630 Thermally diffused multi-core waveguideAbandonedMar 16, 02Feb 20, 03[G02B]
2002/0172,459 Method and apparatus for coupling light into an optical waveguideAbandonedMar 15, 02Nov 21, 02[G02B]

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