WIRTGEN GMBH

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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 1821
 
  
 
E21C MINING OR QUARRYING642
 
  
 
1503 AGRICULTURAL MACHINERY348
 
  
 
B62D MOTOR VEHICLES; TRAILERS 2467
 
  
 
1509 MACHINE TOOLS, ABRADING AND FOUNDING MACHINERY1217
 
  
 
B28D WORKING STONE OR STONE-LIKE MATERIALS 913
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 958
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS891
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 650
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 678

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0328,018 Method for Coupling a Machine Frame of an Earth Working Machine to a Working Device, Earth Working Machine, and Connecting Apparatus for the MethodApr 26, 17Nov 16, 17[E01C]
2017/0089,020 Milling Machine With Location Indicator SystemJun 02, 16Mar 30, 17[G05D, E01C]
2016/0369,459 Road Milling Machine For Working Road Or Ground SurfacesJun 29, 16Dec 22, 16[B62D, E01C]
2016/0186,392 Self-Propelled Road Milling Machine For Working Road Surfaces, As Well As Method For Working Road Surfaces With A Road Milling MachineDec 18, 15Jun 30, 16[E01C]
2016/0177,520 Working DeviceNov 30, 15Jun 23, 16[E01C]
2016/0130,772 Self-Propelled Road Milling MachineOct 28, 15May 12, 16[E01C]
2016/0060,826 Self-Propelled Construction Machine And Method For Controlling A Self-Propelled Construction MachineAug 26, 15Mar 03, 16[E01C]
2016/0040,370 Determining Milled Volume Or Milled Area Of A Milled SurfaceAug 24, 15Feb 11, 16[G01S, G01B, E01C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915041 Self-propelled construction machine and method for controlling a self-propelled construction machineAug 26, 15Mar 13, 18[E01C]
9915043 Automotive milling machine, as well as method for unloading milled materialJan 19, 16Mar 13, 18[G05D, E01C]
9896810 Method for controlling a self-propelled construction machine to account for identified objects in a working directionAug 25, 15Feb 20, 18[H04N, E01C]
9879390 Road milling machine and method for measuring the milling depthDec 12, 16Jan 30, 18[G01B, E01C]
9879391 Road milling machine and method for measuring the milling depthJun 16, 17Jan 30, 18[G01B, E01C]
9879392 Ground working machine, as well as method for milling ground surfaces or traffic surfacesJun 23, 15Jan 30, 18[E01C]
9873991 Frame distortion controlApr 19, 17Jan 23, 18[E01C]
9873993 Automotive milling machine, as well as method for steering an automotive milling machineJan 05, 16Jan 23, 18[B65G, E01C, E21C]
9873994 Method for determining the wear stateJul 07, 14Jan 23, 18[B28D, G01N, G01B, E01C, E21C]
D808449 ChiselSep 07, 16Jan 23, 18[1507]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0341,649 Self-Propelled Civil Engineering Machine And Method Of Controlling A Civil Engineering MachineAbandonedMar 14, 17Nov 30, 17[B60W, E01C, E02F]
2015/0218,762 Automotive Milling Machine, And A Method For Unloading Milled MaterialAbandonedAug 21, 13Aug 06, 15[E01C]
2014/0205,400 Milling Machine, In Particular Surface Miner, And Method For Mining Milled Material Of An Open Cast SurfaceAbandonedMar 21, 14Jul 24, 14[B65G, E21C]
2013/0187,437 Mining Machine, In Particular Surface Miner, As Well As Method For The Removal And Installation Of A Transport Device In A Mining MachineAbandonedFeb 13, 13Jul 25, 13[E21C]
2012/0284,989 Positioning Arrangement For Fitting An Interchangeable Milling Assembly Of A Road-Building MachineAbandonedApr 16, 12Nov 15, 12[B23P, B60P]
2007/0228,795 Seat for a driver of a construction machine, as well as construction machineAbandonedMar 21, 07Oct 04, 07[B60N]
6312194 Device for excavating and redepositing earthExpiredDec 27, 99Nov 06, 01[E02F]
5389045 Conveyor belt tensioning mechanismExpiredDec 28, 93Feb 14, 95[F16H]
5337851 Steering mechanism for road cutterExpiredFeb 17, 93Aug 16, 94[B62D]
5178253 Swing mechanism for a vehicular conveyorExpiredAug 26, 91Jan 12, 93[B65G]
5135332 Grooving depth indicator for a highway grooving machineExpiredAug 07, 90Aug 04, 92[G01N, E01C]
4966418 Front-loading cutting device for cutting up damaged road surfacesExpiredJan 26, 90Oct 30, 90[E01C]
4834463 Pavement planerExpiredMay 23, 88May 30, 89[E01C]
4826352 Machine for cutting off or planing off road surfacesExpiredDec 03, 87May 02, 89[E01C]
4723867 Machine for cutting road surfacesExpiredJul 28, 86Feb 09, 88[E01C]
4714295 Scraping roller mounting means for scraping machines for scraping off roadsExpiredFeb 14, 86Dec 22, 87[E01C]
4678236 Apparatus for working deposits by the open-cast working processExpiredJan 30, 86Jul 07, 87[E21C]
4647248 Compact milling machine for milling off damaged road surfacesExpiredFeb 07, 85Mar 03, 87[E01C]
4614379 Apparatus for roughening road surfacesExpiredAug 31, 83Sep 30, 86[E21C]
4580923 Actuating means for a servo valveExpiredAug 15, 84Apr 08, 86[E01C]

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