ACERGY FRANCE S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 294

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6321844 Hybrid riser and method for sub-sea transportation of petroleum products with the deviceMay 25, 00Nov 27, 01[E21B]
6082391 Device for hybrid riser for the sub-sea transportation of petroleum productsSep 04, 98Jul 04, 00[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0274,498 PIPELAY VESSELAbandonedNov 06, 09Nov 10, 11[B63B]
2011/0253,027 BUOYANCY DEVICE FOR MARINE STRUCTURESAbandonedOct 06, 09Oct 20, 11[B63G, B63B, E21B]
2011/0168,399 MID WATER GAS LIFTAbandonedMay 04, 09Jul 14, 11[E21B]
7908732 Method of and apparatus for interconnecting lined pipesExpiredAug 01, 03Mar 22, 11[F16L, B23K, B21D]
2005/0201,835 Seabed anchorAbandonedMay 11, 05Sep 15, 05[E02D]

Top Inventors for This Owner

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