2239410

Information

• Patent Grant
• 2239410

• References
• Source

• Patent Number

  2,239,410

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1941
  83 years ago

• CPC

  • C09K5/16 - Materials undergoing chemical reactions when used
  • A45D7/065 - using wrappers with chemical heat reaction
  • A61K8/02 - characterised by special physical form
  • A61Q5/04 - Preparations for permanent waving or straightening the hair
  • A61K2800/242 - Exothermic Self-heating Heating sensation

• US Classifications

  • 132 - Toilet
  • 044 - Fuel and related compositions
  • 126 - Stoves and furnaces
  • 206 - Special receptacle or package
  • 424 - Drug, bio-affecting and body treating compositions