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Class Information
Number: 285/369
Name: Pipe joints or couplings > Packed > Sleeve
Description: Subject matter comprising a short tubular section extending between and each end thereof providing an overlapping portion with engaging pipe ends.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7625018 |
Cast flange for pipe couplings |
Dec. 1, 2009 |
| 7503593 |
Joint for plumbing |
Mar. 17, 2009 |
| 7452005 |
Duct sealing apparatus |
Nov. 18, 2008 |
| 7396053 |
Pipe coupling comprising a divided sleeve |
Jul. 8, 2008 |
| 7344165 |
Instantaneous connection device |
Mar. 18, 2008 |
| 7341288 |
Restrained sleeve pipe coupling |
Mar. 11, 2008 |
| 7273238 |
Duct coupler apparatus with compressible seals |
Sep. 25, 2007 |
| 7273237 |
Union coupler assembly for coolant lines |
Sep. 25, 2007 |
| 7267375 |
Duct coupler apparatus |
Sep. 11, 2007 |
| 7160519 |
Serviceable exhaust aftertreatment device, and configured cylindrical bodies for coupling |
Jan. 9, 2007 |
| 7090260 |
Coupling for compressed gas piston driven nailing and fuel cartridge |
Aug. 15, 2006 |
| 7090261 |
Animal watering system with keyed components |
Aug. 15, 2006 |
| 7048309 |
Pipe coupling |
May. 23, 2006 |
| 6994381 |
Stab joint coupling |
Feb. 7, 2006 |
| 6976712 |
Corrosion-resistant coupling means and methods for using same |
Dec. 20, 2005 |
| 6921114 |
Coupler for conduits |
Jul. 26, 2005 |
| 6905144 |
Spring-loaded `L`-shaped seal ring |
Jun. 14, 2005 |
| 6893055 |
Snap connection for connecting two tube ends |
May. 17, 2005 |
| 6877202 |
Method of manufacturing a threaded joint for oil well pipes |
Apr. 12, 2005 |
| 6854770 |
Pipe or the like, a female end ring, and a method of manufacturing such a pipe or the like |
Feb. 15, 2005 |
| 6824171 |
Riser connector |
Nov. 30, 2004 |
| 6708717 |
Flushing system for air conditioning drainage pipes |
Mar. 23, 2004 |
| 6709024 |
Method and apparatus for assembling couplings for transferring fluids |
Mar. 23, 2004 |
| 6585298 |
High-strength butt-wrap joint for reinforced plastic pipes |
Jul. 1, 2003 |
| 6572152 |
Subassembly electrical isolation connector for drill rod |
Jun. 3, 2003 |
| 6554325 |
Pipe fitting and method for the production thereof |
Apr. 29, 2003 |
| 6543813 |
Conversion system for oil return connection to skid steer and other apparatus |
Apr. 8, 2003 |
| 6502867 |
Flanged pipe fitting |
Jan. 7, 2003 |
| 6478338 |
Coupling sleeve for high-pressure pipe |
Nov. 12, 2002 |
| 6457748 |
Fire-resistant pipe coupling |
Oct. 1, 2002 |
| 6450547 |
Pipe coupling for plastic pipes |
Sep. 17, 2002 |
| 6406063 |
Pipe fittings |
Jun. 18, 2002 |
| 6398270 |
Corrugated pipe joint |
Jun. 4, 2002 |
| 6364373 |
Corrugated pipe adapter and connection system |
Apr. 2, 2002 |
| 6328352 |
Pipe coupling |
Dec. 11, 2001 |
| 6312025 |
Pipe coupling |
Nov. 6, 2001 |
| 6293556 |
Seal for coupling and connecting means |
Sep. 25, 2001 |
| 6231090 |
Tubular joint |
May. 15, 2001 |
| 6179339 |
Seal rings for low loss flexible coupling of gas conduits |
Jan. 30, 2001 |
| 6176524 |
Oil well pipe threaded joint |
Jan. 23, 2001 |
| 6168210 |
Pipe coupling |
Jan. 2, 2001 |
| 6164702 |
Reinforced thermoplastic pipe couping |
Dec. 26, 2000 |
| 6145895 |
Sleeve for joining tubular conduits |
Nov. 14, 2000 |
| 6142536 |
Pipe coupling |
Nov. 7, 2000 |
| 6106031 |
Electrical fitting for conduit connection |
Aug. 22, 2000 |
| 6086111 |
Pipe coupling |
Jul. 11, 2000 |
| 6082741 |
Resilient pipe gasket |
Jul. 4, 2000 |
| 6012743 |
Quick connection device for fluid conduit under pressure |
Jan. 11, 2000 |
| 5975587 |
Plastic pipe repair fitting and connection apparatus |
Nov. 2, 1999 |
| 5971440 |
Pipe assembly |
Oct. 26, 1999 |
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