Reinforced hinge for book cover
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 20, 1983
Grant Date -
N/A
app pub date -
Mar 30, 1981
filing date -
Mar 30, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A book cover having a reinforced hinge including a reinforcing member secured to the edges of the leafboards of the book cover, a hinge member secured to the outer surface of the reinforcing member, and a central lining paper adhered to the inner surface of the reinforcing member, so that the composite structure cooperates to form a reinforced hinge for a book cover.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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