3637657

Information

• Patent Grant
• 3637657

• References
• Source

• Patent Number

  3,637,657

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1972
  53 years ago

• CPC

  • C08B31/063 - Starch sulfates
  • C08B5/14 - Cellulose sulfate
  • C08B37/00 - Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00 Derivatives thereof
  • Y10S514/927 - Peptic

• US Classifications

  • 536 - Organic compounds
  • 514 - Drug, bio-affecting and body treating compositions