2538857

Information

• Patent Grant
• 2538857

• References
• Source

• Patent Number

  2,538,857

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1951
  74 years ago

• CPC

  • C08G16/0275 - containing sulfur in the ring

• US Classifications

  • 525 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers
  • 530 - Chemistry: natural resins or derivatives
  • 549 - Organic compounds