Foamed plastic cushioning materials
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 25, 1989
Issued Date -
N/A
app pub date -
Dec 12, 1988
filing date -
Nov 18, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved cushioning element for placement between an impacting surface and a surface of an object to be cushioned against damage caused by impact during transport or storage, comprising: a foamed polymeric laminate comprising a first cushioning layer of a first polymeric foam material having a first density adhered directly to a second cushioning layer of a second polymeric foam material having a different, second density; a first planar, rigid, backing adhered to and in contact with one surface of said foamed polymeric laminate and a second planar, rigid, backing adhered to and in contact with a surface of said foamed polymeric laminate opposite said one surface, said one surface and opposite surface being parallel to each other, and said first and second polymeric foam materials being adhered in a plane substantially parallel to said one and opposite surfaces.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully