2090237

Information

• Patent Grant
• 2090237

• References
• Source

• Patent Number

  2,090,237

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  87 years ago

• CPC

  • C07D211/90 - Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D211/86 - Oxygen atoms
  • Y10S411/972 - Distorted

• US Classifications

  • 546 - Organic compounds
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener