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Patent
D839451
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Priority
Oct 17 2017
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Filed
Oct 17 2017
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Issued
Jan 29 2019
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Expiry
Jan 29 2034
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Assg.orig
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Entity
unknown
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0
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15
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n/a
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The ornamental design for a manhole step, as shown and described.
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FIG. 1 is an isometric view of the manhole step.
FIG. 2 is another isometric view of the manhole step of FIG. 1.
FIG. 3 is a top view of the manhole step of FIG. 1.
FIG. 4 is a right side view of the manhole step of FIG. 1.
FIG. 5 is a bottom view of the manhole step of FIG. 1.
FIG. 6 is a left side view of the manhole step of FIG. 1.
FIG. 7 is a front view of the manhole step of FIG. 1; and,
FIG. 8 is a rear view of the manhole step of FIG. 1.
The broken lines in the drawings denote environmental structure that form no part of the claimed design.
Chlopecki, Kenneth John
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
4100997, |
Jun 21 1976 |
WACHOVIA BANK OF GEORGIA, NATIONAL ASSOCIATION |
Step construction employing insertable fastener having deformable projections |
4610330, |
Jul 25 1984 |
Clay and Bailey Manufacturing Co., Inc. |
Drive-in manhole step construction |
4655318, |
Oct 04 1985 |
BOWCO INDUSTRIES, INC , A CORP OF OREGON |
Step assembly |
4869342, |
Oct 31 1988 |
Clay & Bailey Mfg. Co., Inc. |
Drive in manhole step |
5944140, |
Aug 20 1998 |
Miyama Kogyo Kabushiki Kaisha |
Foothold provided with reflectors |
5967256, |
Mar 19 1999 |
Miyama Kogyo Kabushiki Kaisha |
Foothold |
6068083, |
Mar 19 1999 |
Miyama Kogyo Kabushiki Kaisha |
Foothold |
6125967, |
Apr 30 1999 |
Miyama Kogyo Kabushiki Kaisha |
Foothold |
D304376, |
Sep 29 1987 |
Lane International Corporation |
Manhole step |
D429002, |
Aug 05 1999 |
MIYAMA KOGYO CO , LTD |
Step for climbing wall surface |
D429003, |
Aug 05 1999 |
MIYAMA KOGYO CO , LTD |
Step for climbing wall surface |
D435118, |
Dec 22 1998 |
MIYAMA KOGYO CO , LTD |
Step for climbing wall surface |
D452742, |
Apr 15 1999 |
MIYAMA KOGYO CO , LTD |
Step for climbing wall surface |
D490907, |
Jul 17 2003 |
M A INDUSTRIES, INC |
Two-sided manhole step |
D556917, |
Jul 09 2004 |
M.A. Industries, Inc. |
Two sided manhole step |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a