3902493

Information

• Patent Grant
• 3902493

• References
• Source

• Patent Number

  3,902,493

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • A61F13/2037 - having grooves or ribs, having a main axis in the radial direction
  • A61K9/0036 - Devices retained in the vagina or cervix for a prolonged period

• US Classifications

  • 604 - Surgery