JOHN D. WATTS FLP

Patent Owner

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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 GENERAL268

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5427418 High strength, low torque threaded tubular connectionDec 17, 92Jun 27, 95[F16L]
5383692 Threaded tubular connectionNov 14, 90Jan 24, 95[F16L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5516158 Self-swaging threaded tubular connectionExpiredMar 20, 92May 14, 96[F16L]
5018771 Threaded tubular connectionExpiredFeb 24, 89May 28, 91[F16L]
4974882 Oilwell tubing connectionExpiredDec 12, 88Dec 04, 90[F16L]
4813717 Oilwell tubing connectionExpiredJul 18, 86Mar 21, 89[F16L]

Top Inventors for This Owner

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