Hydraulic and earth engineering – Drainage or irrigation
Reexamination Certificate
2006-11-07
2006-11-07
Lagman, Frederick L. (Department: 3673)
Hydraulic and earth engineering
Drainage or irrigation
C405S302700, C405S302600, C404S004000
Reexamination Certificate
active
07131787
ABSTRACT:
A drain inlet cover for a drain in a road which is bordered by a sidewalk and separated from the sidewalk by a curb, with access to the drain through an opening in the curb. The cover includes a horizontal section which lies on the road and a vertical section which covers the opening in the curb. Each section includes a filter member which lies between two apertured polymeric members.
REFERENCES:
patent: 3112262 (1963-11-01), Parkinson
patent: 3455112 (1969-07-01), Twele
patent: 4854773 (1989-08-01), Nicoll
patent: 5108224 (1992-04-01), Cabaniss et al.
patent: 5257878 (1993-11-01), Peterson
patent: 5338131 (1994-08-01), Bestmann
patent: 5575584 (1996-11-01), Alsop
patent: 5632888 (1997-05-01), Chinn et al.
patent: 5733825 (1998-03-01), Martin et al.
patent: 5954451 (1999-09-01), Presby
patent: 5954952 (1999-09-01), Strawser, Sr.
patent: 6017166 (2000-01-01), Mossburg, Jr.
patent: 6214216 (2001-04-01), Isaacson
patent: 6277473 (2001-08-01), McGinn
patent: 6332737 (2001-12-01), Mattson
patent: 6422787 (2002-07-01), Mikell
patent: 6497532 (2002-12-01), McGinn
patent: 6505996 (2003-01-01), Ianniello et al.
patent: 6547493 (2003-04-01), Spangler et al.
patent: 6551505 (2003-04-01), Chinn et al.
patent: 6641335 (2003-11-01), Allard
patent: 6709579 (2004-03-01), Singleton et al.
patent: 6733209 (2004-05-01), Allard
patent: 6811708 (2004-11-01), Shaw et al.
patent: 6848866 (2005-02-01), McGinn
patent: 6974540 (2005-12-01), Fleischmann
patent: 2002/0020658 (2002-02-01), Isaacson
patent: 2003/0143026 (2003-07-01), Sentha
patent: 2171131 (1986-08-01), None
Ertec Environmental Systems LLC
Lagman Frederick L.
Richardson T. H. P.
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