2000452

Information

• Patent Grant
• 2000452

• References
• Source

• Patent Number

  2,000,452

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1935
  90 years ago

• CPC

  • B29D22/04 - Spherical articles
  • B29C65/02 - by heating, with or without pressure
  • B29C66/1122 - Single lap to lap joints
  • B29C66/54 - Joining several hollow-preforms
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29C65/00 - Joining or sealing of preformed parts
  • B29C66/116 - Single bevelled joints
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29L2022/02 - Inflatable articles
  • B29L2031/54 - Balls
  • B29L2031/548 - Tennis balls
  • Y10S264/50 - Use of fluid pressure in molding

• US Classifications

  • 473 - Games using tangible projectile
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes