3438947

Information

• Patent Grant
• 3438947

• References
• Source

• Patent Number

  3,438,947

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • C08G69/22 - Beta-lactams

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 524 - Synthetic resins or natural rubbers