QUALITY TUBING, INC.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL268
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6367557 Tapered connector for a tubing stringJun 22, 00Apr 09, 02[E21B]
5662145 Dual bias weld for continuous coiled tubingJun 07, 95Sep 02, 97[F16L]
5622211 Preperforated coiled tubingJun 07, 95Apr 22, 97[E21B]
5456405 Dual bias weld for continuous coiled tubingDec 03, 93Oct 10, 95[B23K]
5191911 Continuous length of coilable tubingJan 28, 92Mar 09, 93[F16L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0092,279 COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTUREAbandonedOct 12, 11Apr 18, 13[F16L, B23K]
2012/0118,426 COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTUREAbandonedOct 12, 11May 17, 12[F16L, B23K]
5785500 Well pump having a plunger in contact with well and pump fluidExpiredMay 02, 96Jul 28, 98[F04B]
5526881 Preperforated coiled tubingExpiredJun 30, 94Jun 18, 96[E21B]
4863091 Method and apparatus for producing continuous lengths of coilable tubingExpiredMar 18, 87Sep 05, 89[B23K]
4629218 Oilfield coil tubingExpiredJan 29, 85Dec 16, 86[F16L]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.