3411810

Information

• Patent Grant
• 3411810

• References
• Source

• Patent Number

  3,411,810

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1968
  56 years ago

• CPC

  • E21B49/10 - using side-wall fluid samplers or testers
  • E21B17/043 - with locking means
  • Y10S411/94 - Radial key or gib
  • Y10S411/944 - Flexible key
  • Y10S411/955 - Locked bolthead or nut

• US Classifications

  • 285 - Pipe joints or couplings
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener