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Colony replicating device

  • US 4,717,667 A
  • Filed: 07/11/1984
  • Issued: 01/05/1988
  • Est. Priority Date: 07/11/1984
  • Status: Expired due to Fees
First Claim
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1. A device for replicating bacterial or other cell colonies comprising a layered structure of(i) a rigid layer means;

  • (ii) a backing layer made of flexible foam which is secured to one side of the rigid means;

    (iii) a transfer layer which is attached to the side of the backing layer opposite from the rigid means and which is made from open-cell, porous, flexible foam; and

    (iv) a hydrophilic material included within the transfer layer and at its exposed surface, the hydrophilic material-containing foam transfer layer being air-porous and compliant but less resilient than the foam backing layer.

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