2448522

Information

• Patent Grant
• 2448522

• References
• Source

• Patent Number

  2,448,522

• Date Filed

  Not available

• Date Issued

  Tuesday, September 7, 1948
  76 years ago

• CPC

  • B65D43/022 - only on the inside, or a part turned to the inside, of the mouth of the container
  • B65D43/265 - consisting of levers pivoting perpendicularly to container axis
  • B65D2543/00435 - Lids secured to an intermediate ring or like annular member fixed to the container mouth
  • B65D2543/00509 - Cup
  • B65D2543/00546 - NO contact
  • B65D2543/00972 - Collars or rings

• US Classifications

  • 220 - Receptacles