HARR TECHNOLOGIES, INC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL664
 
  
 
E21B EARTH OR ROCK DRILLING 591
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 355
 
  
 
E02F DREDGING; SOIL-SHIFTING 243
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9650557 Green directional drilling fluid compositionOct 16, 13May 16, 17[C09K, E21B]
9651167 Trenchless drainage structure replacementJan 26, 15May 16, 17[F16L, E21B]
9290993 Method and system for installation of in-ground conduitFeb 11, 13Mar 22, 16[E21B]
8556539 Trenchless drainage structure replacementOct 07, 11Oct 15, 13[F16L]
8545130 Wick assembly and method for installing an underdrainOct 31, 12Oct 01, 13[E21B]
8347446 Drainage structure cleaning toolOct 31, 07Jan 08, 13[B08B]
8303215 Wick assembly and method for installing an underdrainDec 18, 06Nov 06, 12[F16L]
7993078 Method and apparatus for installing an underground pipeFeb 08, 07Aug 09, 11[F16L]
7914233 Method and apparatus for installing an underground pipeMar 10, 06Mar 29, 11[F16L, E21B]
7725978 Drainage structure cleaning apparatusApr 11, 07Jun 01, 10[E02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0112,721 TRENCHLESS DRAINAGE STRUCTURE REPLACEMENTAbandonedOct 15, 13Apr 24, 14[F16L]
2014/0030,021 WICK ASSEMBLY AND METHOD FOR INSTALLING AN UNDERDRAINAbandonedOct 01, 13Jan 30, 14[E01F, E02B]
2013/0180,549 DRAINAGE STRUCTURE CLEANING TOOL AND METHODAbandonedJan 08, 13Jul 18, 13[B08B]
2010/0181,110 Green directional drilling fluid compositionAbandonedJan 20, 09Jul 22, 10[E21B]
2006/0243,303 Drainage structure cleaning tool and methodAbandonedMar 15, 06Nov 02, 06[B08B]
2006/0157,096 Drainage structure cleaning tool and methodAbandonedMar 21, 06Jul 20, 06[B08B]
2005/0214,070 Hydraulic wick apparatus and methodAbandonedMar 23, 05Sep 29, 05[E01F]
2005/0097,689 Culvert cleaning tool and methodAbandonedMay 27, 04May 12, 05[B08B]

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