Entreprise Jean Lefebvre

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 227

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5708062 Bitumen compositionsDec 13, 96Jan 13, 98[C08L]
5269626 Machine utilizing road-making materialsOct 29, 91Dec 14, 93[E01C]
5122009 Highway structure sealing complex and process for its applicationMay 10, 91Jun 16, 92[C08L]
5106228 Multicourse surfacing for pavementJan 30, 91Apr 21, 92[E01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6089783 Three-layered road structureExpiredApr 01, 99Jul 18, 00[E01C]
4863308 Waterproofing complex for a road structure and process for the waterproof road lining of the deck of a structureExpiredJul 01, 88Sep 05, 89[E01C]

Top Inventors for This Owner

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