3899458

Information

• Patent Grant
• 3899458

• References
• Source

• Patent Number

  3,899,458

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1975
  49 years ago

• CPC

  • C07D239/10 - Oxygen or sulfur atoms
  • C08G12/424 - of polycondensates based on heterocyclic compounds
  • C08K5/34 - Heterocyclic compounds having nitrogen in the ring
  • C09D167/08 - Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 544 - Organic compounds