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US20110168770 |
TEAR-PROPAGATION RESISTANT ENVELOPE
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... |
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US20120305431 |
Easy-Open Envelope
Disclosed is an easy-open envelope comprising a pocket for receiving and storing objects. The pocket further comprises a flap configured to be positioned in an open and closed position. The flap... |
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US20080223914 |
Frangible Envelope Portion with Tear Line
Disclosed is to an easy-open envelope having a tear-line located within a length of the envelope's seam fastened to frangible portions of the envelope created by strategically placed perforations... |
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US20060196922 |
Easily opened envelope
An easily opened envelope includes a cutting filament extending across at least one interior edge of the envelope. A tear line that terminates adjacent one end of the cutting filament is torn to... |