Roof drain
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 28, 1980
Issued Date -
N/A
app pub date -
Sep 6, 1977
filing date -
Aug 1, 1974
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A roof drain, for receiving rain water from a roof and conducting it to a drain pipe, includes a drain body made from polyurethane foam and having a flange integral with and adjacent to the inlet end of such drain body. A collar which makes sealing connection with the roof covering is attached to the drain body flange by molding the drain body in contact with a preformed collar of vinyl acetate ethylene material.
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