TRANSCO PLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE36859 Method for lining a pipe or mainDec 13, 96Sep 12, 00[F16L]
5551704 Seal for enhancing pipesNov 04, 94Sep 03, 96[F16J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6634675 Pipe linerExpiredFeb 18, 99Oct 21, 03[F16L]
6531881 Measurement arrangementExpiredNov 30, 98Mar 11, 03[G01V]
6498568 Pipeline communication systemExpiredNov 16, 99Dec 24, 02[G01V]
6361616 Pipeline cleaning method and apparatusExpiredNov 15, 99Mar 26, 02[B08B, B01D]
6343412 Sealing a clearance between a host pipe and a linear pipeExpiredMar 17, 99Feb 05, 02[B23P]
6339953 Pipe leakage detectionExpiredFeb 15, 00Jan 22, 02[F16K, G01M, G01F]
6287847 Biodegradation of metal cyanidesExpiredAug 23, 99Sep 11, 01[B09B]
6110614 Electric power generation system using fuel cellsExpiredMay 11, 99Aug 29, 00[H01M]
6107795 Pipeline vehicle with linked modules and carriagesExpiredJul 15, 98Aug 22, 00[F16L, G01N, G01B]
6084402 Flexible probe for insertion into an auxiliary pipe extending from a main pipeExpiredMar 18, 99Jul 04, 00[G01B, H01H, G01V]
6051088 Lining a pipeExpiredApr 16, 99Apr 18, 00[B32B]
6031371 Self-powered pipeline vehicle for carrying out an operation on a pipeline and methodExpiredMar 23, 98Feb 29, 00[F16L, G01N]
5878783 Pipeline vehicleExpiredApr 01, 96Mar 09, 99[F16L]
5635626 Measurement of a gas characteristicExpiredNov 20, 95Jun 03, 97[G01N, G01F]
5601936 Method of operating a fuel cellExpiredMay 16, 95Feb 11, 97[H01M]
5536473 Polyaniline gas sensorExpiredSep 06, 94Jul 16, 96[G01N]
5311621 Shower unitExpiredMay 21, 92May 17, 94[B05B]
5249344 Method of and apparatus for cutting a pipeExpiredJun 22, 92Oct 05, 93[F16L]
4957430 Limiting the presence of the oxides of nitrogen in regenerative heating systemsExpiredOct 06, 89Sep 18, 90[F27B, F27D, F23D]
4807695 Regenerator for a regenerative heating systemExpiredJun 09, 88Feb 28, 89[F28D]

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