2657972

Information

• Patent Grant
• 2657972

• References
• Source

• Patent Number

  2,657,972

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1953
  71 years ago

• CPC

  • C08G69/10 - Alpha-amino-carboxylic acids
  • Y10S525/909 - Polymer having a heterocyclic ring with at least three different elements within the ring

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 525 - Synthetic resins or natural rubbers
  • 526 - Synthetic resins or natural rubbers
  • 530 - Chemistry: natural resins or derivatives
  • 548 - Organic compounds