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Patent
D423088
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Priority
Apr 29 1998
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Filed
Apr 29 1998
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Issued
Apr 18 2000
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Expiry
Apr 18 2014
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Assg.orig
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Entity
unknown
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2
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7
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n/a
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The ornamental design for a plastic apron endwall for highway underdrain, as shown and described.
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FIG. 1 is a rear elevational view thereof;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof, the side opposite being a
mirror image thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
Fish, Gary A.
Patent |
Priority |
Assignee |
Title |
1850335, |
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2334779, |
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3587239, |
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4454039, |
Jul 19 1982 |
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Frame and cover members for constructing apertures in road surfaces |
4490067, |
Dec 17 1981 |
YORK BANK AND TRUST COMPANY, THE |
Modular drain system |
5360284, |
Dec 18 1992 |
|
Precast concrete drain inlet |
5645367, |
Jul 11 1995 |
ABT, INC , A CORP OF NORTH CAROLINA |
Drainage system having an embedded conduit connector |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a