2237221

Information

• Patent Grant
• 2237221

• References
• Source

• Patent Number

  2,237,221

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1941
  83 years ago

• CPC

  • C08L1/30 - Aryl ethers Aralkyl ethers
  • A61M25/00 - Catheters Hollow probes
  • B29C67/00 - Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00

• US Classifications

  • 138 - Pipes and tubular conduits
  • 106 - Compositions: coating or plastic
  • 604 - Surgery