Product packaging material and its manufacturing method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 31, 1998
Issued Date -
N/A
app pub date -
Nov 28, 1995
filing date -
May 28, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
This invention relates to a product packaging material and method, and in particular to a product packaging material (27) formed from a length of rolled corrugated paper (20) and a method of manufacture therefor. There is provided a packaging material comprising corrugated paper (20), the corrugated paper including non-sinusoidal corrugations (16, 18, 72). There is also provided a method of making a packaging material of multi-layer corrugated paper (27) including the steps of forming corrugated paper (20) having a sheet with sinusoidal corrugations (42), and compressing the sheet to destroy the sinusoidal form of at least some of the corrugations.
First Claim
Other Claims data not available