Complex microstructure film
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United States of America Patent
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Mar 16, 2010
Grant Date -
Nov 18, 2004
app pub date -
May 16, 2003
filing date -
May 16, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is directed to an adhesive article and methods of manufacturing the adhesive article. The adhesive article comprising at least one major surface comprising a microstructured surface, the microstructured surface comprising microstructured elements, the microstructured elements comprising walls and at least one wall has variable height with a maximum height and a minimum height along the wall length.
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