4450

Information

• Patent Grant
• 4450

• References
• Source

• Patent Number

  4,450

• Date Filed

  Not available

• Date Issued

  Saturday, April 11, 1846
  179 years ago

• CPC

  • A61B5/1411 - by percutaneous method
  • A61B5/150022 - for capillary blood or interstitial fluid
  • A61B5/150412 - Pointed piercing elements
  • A61B5/150503 - Single-ended needles
  • A61B5/150633 - Protective sleeves which are axially extensible
  • A61B5/15113 - Manually triggered
  • A61B5/15117 - comprising biased elements, resilient elements or a spring
  • A61B5/15188 - Constructional features of reusable driving devices

• US Classifications

  • 606 - Surgery
  • 030 - Cutlery