TAPER-LOK CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL664
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 254
 
  
 
B01D SEPARATION 1133
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 112
 
  
 
E21B EARTH OR ROCK DRILLING 195
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9103475 Swivel misalignment coupling for connecting conduit sectionsJun 05, 14Aug 11, 15[F16L]
8945399 Systems and methods for separating sand from oilNov 29, 11Feb 03, 15[B04C, E21B, B01D]
8888144 Misalignment connector utilizing interleaved bearingsNov 01, 11Nov 18, 14[F16L, F16C]
8429819 Systems and methods for making seals in heat exchangersAug 18, 10Apr 30, 13[B23P]
7854254 Systems and methods for making seals in heat exchangersOct 03, 06Dec 21, 10[F28D, F28F]
7566080 Systems and methods for coupling conduits of dissimilar materials which are subject to large temperature variationsSep 01, 05Jul 28, 09[F16L]
7549678 Systems for actuating a pipe connectionOct 11, 05Jun 23, 09[F16L]
6543120 Method for retaining a seal ringFeb 08, 02Apr 08, 03[F16L, B23P]
6454316 Seal ring retainerMay 25, 00Sep 24, 02[F16L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0054,276 High-Pressure Bidirectional SealAbandonedAug 21, 13Feb 26, 15[F16L, F16J]
2013/0287,499 Lifting Device for Drilling RiserAbandonedApr 24, 13Oct 31, 13[F16L]
2013/0284,448 Lifting Device Having Hinged SegmentsAbandonedApr 24, 13Oct 31, 13[E21B]
2010/0237,613 Pipe Connection Having Staggered Bolt ConfigurationAbandonedMar 16, 10Sep 23, 10[F16L]
7748751 Systems and methods for making connections between pipe sections to form a conduit that is substantially free of gapsExpiredNov 01, 07Jul 06, 10[F16L]
2010/0148,498 Swivel Misalignment Coupling for Connecting Conduit SectionsAbandonedFeb 25, 09Jun 17, 10[F16L]
2006/0131,883 Externally pressurized connectionAbandonedJul 20, 05Jun 22, 06[F16L]
6568712 Alignment tool for pipe couplingsExpiredJun 19, 00May 27, 03[F16L]
6454313 Connector for misaligned tubularsExpiredFeb 02, 00Sep 24, 02[F16L]
6367846 Connector for pipe sections having integral buoyancy cansExpiredJul 07, 00Apr 09, 02[F16L, E21B]
6158781 Pipeline swivel couplingExpiredMay 18, 98Dec 12, 00[F16L]
4909548 Compound-taper flange assemblyExpiredOct 28, 88Mar 20, 90[F16L]
4861077 Trapezoidal seal ring connectionExpiredOct 31, 88Aug 29, 89[F16L]
4840409 Swivel flow line connectorExpiredMay 05, 88Jun 20, 89[F16L]

Top Inventors for This Owner

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