AKER SUBSEA LIMITED

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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
 
  
 
B25G HANDLES FOR HAND IMPLEMENTS 113

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7025134 Surface pulse system for injection wellsJun 23, 03Apr 11, 06[E21B]
6409430 Welhead templatesJan 25, 01Jun 25, 02[E21B]
5795093 Subsea clampNov 27, 96Aug 18, 98[B25G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0341,656 SELF-ALIGNING SUBSEA STRUCTURESAbandonedMay 16, 14Nov 20, 14[E02D]
2014/0199,775 DEVICE AND METHOD FOR MONITORING THE CONDITION OF SUBSEA PARTS, PARTICULARLY CABLE CONNECTORSAbandonedMay 14, 13Jul 17, 14[G01N]
2013/0277,589 SUBSEA VALVE SEAT ARRANGEMENTSAbandonedNov 03, 11Oct 24, 13[F16K]
2009/0159,824 POPPET VALVESAbandonedSep 01, 06Jun 25, 09[F16K, F16L]

Top Inventors for This Owner

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