2684774

Information

• Patent Grant
• 2684774

• References
• Source

• Patent Number

  2,684,774

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1954
  70 years ago

• CPC

  • B65D53/06 - Sealings formed by liquid or plastic material
  • B29C43/18 - incorporating preformed parts or layers
  • B29C43/00 - Compression moulding
  • B29C2043/3427 - hopper, vessel, chute, tube, conveying screw, for material in discrete form
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29K2105/251 - Particles, powder, granules
  • B29L2031/56 - Stoppers or lids for bottles, jars, or the like
  • Y10S264/67 - forming ring-like structure

• US Classifications

  • 215 - Bottles and jars
  • 264 - Plastic and nonmetallic article shaping or treating: processes