TEAR-PROPAGATION RESISTANT ENVELOPE
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United States of America Patent
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Issued Date -
Jul 14, 2011
app pub date -
Nov 12, 2010
filing date -
Nov 12, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An envelope can include a first wall with a first edge, a second wall with a second edge connected to the first edge along a connected portion configured for providing a side of the envelope, the first and second edges respectively including first and second separate portions that are separate from each other, the separate portions extending from the connected portions at a transition location and a reinforcing member associated with the connected portion adjacent the transition location for reinforcing the connected portion adjacent the transition location. An apparatus for making an envelope is also disclosed.
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