Tear strip opening device
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United States of America Patent
Stats
-
Jan 3, 1989
Grant Date -
N/A
app pub date -
Aug 29, 1986
filing date -
Aug 29, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for opening an envelope which comprises a thread adhesively attached to the inside surface of the envelope, and non-tearable strips disposed on opposite sides of the thread and adhesively attached to the outside surface of the envelope, the thread and the strips being disposed substantially parallel to each other whereby when the thread is freed from the envelope and pulled away from the envelope, the envelope can be readily opened with a straight tear line which extends along the surface of the envelope between the non tearable strips.
First Claim
Family
International Classification(s)
Cited Art Landscape
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