PRESS-SEAL GASKET CORPORATION

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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; SEALINGS545
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 247
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
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
5876039 Folded gasket and method of casting same in a wallJun 21, 96Mar 02, 99[F16J]
5732955 Expandable compression ringJul 22, 96Mar 31, 98[F16J]
5641256 Anchoring device for a threaded memberSep 14, 95Jun 24, 97[F16B]
5570890 Expandable compression ringJun 07, 95Nov 05, 96[F16J]
5529312 Gasket and method of casting same in a wallFeb 18, 94Jun 25, 96[F16L, F16J]
5507500 Expandable compression ring with locking membersMar 03, 94Apr 16, 96[B23P, F16J]
5490750 Anchoring device for a threaded memberJun 09, 94Feb 13, 96[F16B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0352,227 TRAILER DOOR SEALAbandonedAug 15, 14Dec 04, 14[E06B]
8118519 Grout and lifting tubeExpiredDec 10, 08Feb 21, 12[F16B]
2011/0074,116 COLLAPSIBLE EXPANSION MECHANISM FOR EFFECTING A SEALAbandonedSep 29, 10Mar 31, 11[B23P, F16J]
2011/0024,993 GASKET AND MANDREL ASSEMBLY FOR PIPE JOINTSAbandonedSep 23, 10Feb 03, 11[F16L, B22C]
7677603 Seal assembly for pipe-to-structure connectionsExpiredJan 27, 06Mar 16, 10[F16L]
2009/0278,321 INTERNAL PIPE SEALAbandonedMar 24, 09Nov 12, 09[F16L, B23P]
7350827 Cam expansion ring assemblyExpiredApr 01, 05Apr 01, 08[F16L]
7252293 Two-part gasket for pipe-to-pipe connectionsExpiredFeb 04, 05Aug 07, 07[F16L]
2006/0049,627 Pipe joint gasketAbandonedSep 06, 05Mar 09, 06[F16L]
2005/0161,947 Sealing system for pipelinesAbandonedJun 01, 04Jul 28, 05[F16L]
2004/0222,598 Pipe joint gasket with closed end faceAbandonedJun 13, 03Nov 11, 04[F16L]
2004/0222,599 Pipe joint gasket with closed end faceAbandonedNov 21, 03Nov 11, 04[F16L]
6739813 Plastic encapsulated bolt and anchor assemblyExpiredMay 19, 00May 25, 04[F16B]
6702660 Roughening deviceExpiredMar 14, 02Mar 09, 04[B23F]
2002/0104,208 Installation mechanism for expandable locking sleeveAbandonedJun 29, 01Aug 08, 02[B23P]
6398634 Hole roughening device and methodExpiredSep 08, 00Jun 04, 02[B23F]
5642891 Radially expandable locking device for a pipe sealExpiredJun 19, 96Jul 01, 97[B65D, F16J]
5180196 Method of installing a ribbed sleeve gasket adapterExpiredMay 20, 91Jan 19, 93[F16L]
5150927 Expandable seal arrangementExpiredJan 22, 91Sep 29, 92[F16L]
4916799 Method of making a pipe joint seal with bistable elastomeric sealing projectionExpiredOct 24, 88Apr 17, 90[B23P, B29C]

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