PRESS-SEAL 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 GENERAL961
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 325
 
  
 
E03F SEWERS; CESSPOOLS39
 
  
 
E06B FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES 342
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 255
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 221
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS248
 
  
 
B23B TURNING; BORING 151
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9803784 Corrugated pipe gasketFeb 25, 15Oct 31, 17[F16L, F16J]
9644768 Expandable sealing mechanismMar 13, 13May 09, 17[F16L, B29C, B29L]
9617722 Manhole base assembly with internal liner and method of manufacturing sameNov 20, 15Apr 11, 17[E02D, E03F]
D752968 Expandable sealing mechanismJan 02, 14Apr 05, 16[0808]
9151107 Trailer door sealSep 24, 14Oct 06, 15[B60J, E06B]
9032668 Seal with primary and secondary sealing lobes for use in roll-up door applicationsAug 28, 13May 19, 15[B60J, E06B, B62D]
8839564 Trailer door sealJul 28, 11Sep 23, 14[E06B]
8720907 Expansion ring assemblyMar 23, 11May 13, 14[F16L]
7827665 Gasket and mandrel assembly for pipe jointsFeb 10, 06Nov 09, 10[B23P]
7263746 Expansion ring assembly with removable drive mechanismAug 09, 05Sep 04, 07[F16L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0082,704 ROLL-UP DOOR SEALAbandonedSep 30, 14Mar 26, 15[B60J, E06B, B62D]
8480093 Internal pipe sealExpiredAug 07, 08Jul 09, 13[F16L]
6908264 Quick change drill bitExpiredNov 06, 02Jun 21, 05[B23B]

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