BLAW-KNOX CONSTRUCTION EQUIPMENT CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 1218
 
  
 
B62D MOTOR VEHICLES; TRAILERS 487
 
  
 
E01D BRIDGES 114

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7651295 Extension screed for a paving vehicleMar 05, 04Jan 26, 10[E01D]
7261491 Edger assembly for a paving vehicleMar 08, 04Aug 28, 07[E01C]
7121636 Endless track for paving vehiclesSep 04, 02Oct 17, 06[B62D]
6832872 Gas discharge device for a construction vehicleNov 13, 02Dec 21, 04[E01C]
6802667 Material anti-segregation curtain for a paverJan 16, 03Oct 12, 04[E01C]
6551021 Screed plate interlockFeb 07, 01Apr 22, 03[E01C]
6273636 Edge-forming device for a screed assemblyOct 08, 99Aug 14, 01[E01C]
6174105 Strike-off device for a paving screedJul 29, 99Jan 16, 01[E01C]
6161987 Retainer device for paving screed extensionsJul 30, 99Dec 19, 00[E01C]
6158921 Screed extension with independently adjustable angle of attackJul 30, 99Dec 12, 00[E01C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6749364 Temperature sensing for controlling paving and compaction operationsExpiredMar 07, 02Jun 15, 04[E01C]
6712549 Double-axis oscillating bogie wheelsExpiredJul 09, 02Mar 30, 04[E01C]
6688450 Mobile conveyor for paving vehiclesExpiredMay 14, 02Feb 10, 04[B65G]
6551018 Apparatus for tamping paving materialExpiredMar 29, 01Apr 22, 03[E01C]
2003/0002,922 Burner assembly for heating a screed plate of a paving machineAbandonedJun 29, 01Jan 02, 03[E01C]
2002/0106,242 Screed plate pivotAbandonedJan 24, 02Aug 08, 02[E01C]
2002/0106,243 Berm hingeAbandonedJan 24, 02Aug 08, 02[E01C]
2002/0100,658 Transmission control systemAbandonedJan 30, 01Aug 01, 02[B60K, F16H]
2002/0061,227 Metering and leveling screed deviceAbandonedMar 01, 01May 23, 02[E01C]
6390283 Cast auger gating interfaceExpiredFeb 07, 01May 21, 02[B65G]
6386352 Swing conveyor assemblyExpiredApr 30, 01May 14, 02[B65G]
6334735 Controller for a paving screed heating systemExpiredFeb 11, 00Jan 01, 02[E01C]
5752783 Paver with radar screed controlExpiredFeb 20, 96May 19, 98[E01C]
5443325 Asphalt fume reduction systemExpiredFeb 04, 94Aug 22, 95[E01C]
5344254 Pivoting screed edgerExpiredApr 14, 93Sep 06, 94[E01C]
5073063 Windrow paving machine and method of pavingExpiredAug 20, 90Dec 17, 91[E01C]
5002426 Paddle mixer for asphalt paversExpiredDec 15, 89Mar 26, 91[E01C]
4823366 Material conveying equipment with control for paving materials using ultrasonic wavesExpiredFeb 17, 87Apr 18, 89[E01C]
4772156 Telescoping auger construction for paving machinesExpiredApr 20, 87Sep 20, 88[E01C]
4749304 Variable width material distribution system for asphalt pavers and the likeExpiredSep 15, 86Jun 07, 88[E01C]

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