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System and method for freeze-drying and packaging

  • US 10,377,520 B2
  • Filed: 01/05/2017
  • Issued: 08/13/2019
  • Est. Priority Date: 12/05/2013
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • inserting a biological material into freeze-drying container in which a first container side includes a gas-permeable membrane;

    freeze-drying the biological material in the freeze-drying container, including allowing air or solvent vapor to escape the container through the membrane; and

    sealing the biological material within a portion of the freeze-drying container spaced from the membrane.

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