3690321

Information

• Patent Grant
• 3690321

• References
• Source

• Patent Number

  3,690,321

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • A61F13/2051 - characterised by the material or the structure of the inner absorbing core
  • A61F2013/4729 - combining catamenial pad and tampon
  • Y10S604/904 - Tampons

• US Classifications

  • 604 - Surgery