Injection molding of polymeric material

  • US 6,884,823 B1
  • Filed: 06/18/1999
  • Issued: 04/26/2005
  • Est. Priority Date: 01/16/1997
  • Status: Expired due to Term
First Claim
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1. An article comprising:

  • a molded microcellular polymeric article formed by urging a flowable material into a molding chamber and allowing the microcellular article to form therein having a shape essentially identical to that of the molding chamber, including at least one portion having a cross-sectional dimension of no more than about 0.125 inch.

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