CEJN AB

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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 GENERAL1060
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT446
 
  
 
E21B EARTH OR ROCK DRILLING 195
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9759349 Tube with tag and method for servicing the tubeSep 30, 14Sep 12, 17[F16L, G01V, G06K]
9551448 Coupling designed for pressure-relieved couplingApr 16, 13Jan 24, 17[F16K, F16L]
9404611 Quick coupling for pipes/hoses with locking featureApr 19, 12Aug 02, 16[F16L]
9322500 Compressed air couplingApr 13, 12Apr 26, 16[F16L]
8807602 Fluid coupling assemblyNov 05, 09Aug 19, 14[F16L]
D681784 Hydraulic couplingFeb 16, 11May 07, 13[2301]
8387949 Coaxial coupling with by-pass valve and coupling mechanism with bayonette formApr 15, 08Mar 05, 13[F16L]
8267434 Hose coupling provided with non return valve and a combined locking and obstructing bodyMay 22, 06Sep 18, 12[F16L]
D655392 Blowing apparatusAug 30, 11Mar 06, 12[2301]
D647175 Blowing apparatusJul 20, 10Oct 18, 11[2301]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6857664 Mounting stopExpiredJun 27, 03Feb 22, 05[F16L]
5261638 Pipe connection deviceExpiredMar 09, 93Nov 16, 93[F16L]

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