EARTH TOOL COMPANY, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 3661
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1753
 
  
 
B25D PERCUSSIVE TOOLS 416
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 227
 
  
 
B66D CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS 219
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B25G HANDLES FOR HAND IMPLEMENTS 113
 
  
 
B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD 122
 
  
 
E03F SEWERS; CESSPOOLS111
 
  
 
E21D SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS 115

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0045,175 Method And Apparatus For Replacing CulvertsAug 11, 16Feb 16, 17[F16L]
2016/0340,981 ECCENTRIC CONES FOR ROCK CUTTINGMay 18, 16Nov 24, 16[E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915109 Slip style rod spinner for pipe bursting machineOct 13, 14Mar 13, 18[F16L, E21B]
9611696 Directional drill hammer pullback deviceSep 25, 15Apr 04, 17[F16L, E21B]
9574696 Stepped load pull back using ramsMar 12, 14Feb 21, 17[F16L]
9566653 Pipe slitterOct 08, 14Feb 14, 17[F16L, E03F, B23D]
9512951 Pipe slitting apparatusMar 25, 15Dec 06, 16[F16L, E03F, B23D]
9328760 Quick connect rodsJun 18, 13May 03, 16[F16B, E21B]
9169946 Directional drill hammer pullback deviceMar 05, 14Oct 27, 15[F16L]
8979435 Rod pulling and pushing machine for pipe burstingMar 14, 11Mar 17, 15[F16L]
8955586 Beacon assemblyJan 24, 12Feb 17, 15[E21B]
8955613 Pneumatic impact toolMay 01, 09Feb 17, 15[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0319,979 Gut Hook Bladed Pipe SlitterAbandonedApr 27, 16Nov 03, 16[F16L]
2015/0014,060 Tricone Bit ConstructionAbandonedJul 11, 14Jan 15, 15[E21B]
2014/0294,512 Powered Slip ActuationAbandonedApr 01, 14Oct 02, 14[F16L, E21B]
2014/0251,694 Directional Boring Tooling Reed Type Checkflow ValveAbandonedMar 04, 14Sep 11, 14[F16L, E21B]
2014/0248,089 Wire Rope Payout Upon Tensile DemandAbandonedMar 04, 14Sep 04, 14[F16L, B66D]
2014/0131,110 Make-Up/Break-Out Device For Drilling HammersAbandonedNov 11, 13May 15, 14[E21B]
2013/0243,530 Deep Trench Rod Loader ApparatusAbandonedJan 26, 12Sep 19, 13[F16L, B66F, E03F]
2012/0235,686 Non-Magnetic Transmitter HousingAbandonedMay 25, 12Sep 20, 12[G01V]
7828903 Method and apparatus for removing tuberculation from sanitary water pipelinesExpiredMay 18, 07Nov 09, 10[B08B]
2010/0263,930 Impact Powered Transmitter For Directional DrillingAbandonedJun 25, 10Oct 21, 10[E21B]
2010/0219,835 Non-magnetic transmitter housingAbandonedDec 10, 09Sep 02, 10[G01V]
2009/0250,265 Impact powered transmitter for directional drillingAbandonedApr 08, 08Oct 08, 09[E21B, G01V]
2008/0181,728 Pipe bursting and replacement apparatus and methodAbandonedDec 21, 07Jul 31, 08[F16L]
2008/0075,538 Method and apparatus for repairing underground pipesAbandonedSep 27, 06Mar 27, 08[F16L]
2007/0245,516 Rod pushing and pulling machineAbandonedApr 19, 06Oct 25, 07[B60B]
2007/0161,339 Method and apparatus for removing a pipe liningAbandonedDec 30, 05Jul 12, 07[B24B]
2007/0048,090 Method and apparatus for installation of underground ductsAbandonedAug 31, 05Mar 01, 07[F16L]
2005/0111,919 Method and apparatus for underground pipeline installationAbandonedNov 24, 04May 26, 05[E21D, F16L]
2004/0218,982 Pipe bursting and replacement apparatus and methodAbandonedApr 30, 04Nov 04, 04[F16L, E03F]
6792820 Method and accessories for pipe replacementExpiredMar 29, 02Sep 21, 04[F16L, G01M, B08B]

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