Construction Technology, 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 GENERAL268
 
  
 
A01B SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL 133
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 128

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8176990 Apparatus for removing obstructions from a worksiteMay 01, 08May 15, 12[A01B]
7472869 Balancing assembly for rotating cylindrical structuresAug 18, 06Jan 06, 09[F16L]
7104510 Removable balancing assembly for rotating cylindrical structuresNov 19, 03Sep 12, 06[F16L]
5259692 Ground breaking apparatusSep 04, 92Nov 09, 93[E01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0243,466 Ground breaking apparatusAbandonedApr 29, 05Nov 02, 06[A01B]
4910891 Device for attaching earth-working tools to excavating equipmentExpiredJun 20, 88Mar 27, 90[E02F]
4836741 Backhoe hitch apparatusExpiredMay 04, 88Jun 06, 89[E02F]
4813163 Alignment fitting for attaching implements to a backhoeExpiredJan 26, 88Mar 21, 89[E02F]
4554635 Method and apparatus for marking or cutting laminar patterns or formsExpiredJun 13, 83Nov 19, 85[G06F]
4551810 Method and apparatus for designing duct work and for producing patterns for conduit sections in the designed duct workExpiredSep 28, 83Nov 05, 85[G06F]
4224003 Backhoe mounted vibrating plate soil compactorExpiredDec 20, 78Sep 23, 80[E01C]

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