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Patent
D884923
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Priority
Sep 25 2018
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Filed
Sep 25 2018
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Issued
May 19 2020
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Expiry
May 19 2035
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Assg.orig
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Entity
unknown
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7
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8
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n/a
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The ornamental design for the engine maintenance ladder, as shown and described.
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FIG. 1 is a front perspective view of an engine maintenance ladder showing my new design;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Green, Jeffrey Alan
Patent |
Priority |
Assignee |
Title |
10822874, |
Aug 24 2018 |
Lock N Climb, LLC |
Engine maintenance ladder |
D898944, |
Aug 24 2018 |
Lock N Climb, LLC |
Engine maintenance ladder |
D908925, |
Apr 10 2019 |
|
Ladder |
D938539, |
Feb 14 2019 |
KSH Brands, LLC |
Trampoline access and egress structure |
ER1568, |
|
|
|
ER2803, |
|
|
|
ER8958, |
|
|
|
Patent |
Priority |
Assignee |
Title |
8002084, |
Mar 18 2009 |
|
Stepladder |
20150308190, |
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|
|
20150354276, |
|
|
|
D722182, |
Dec 04 2013 |
Lock N Climb, LLC |
Ladder |
D745191, |
May 27 2014 |
Lock N Climb, LLC |
Ladder |
D796694, |
Mar 22 2016 |
Lock N Climb, LLC |
Ladder |
D836215, |
May 06 2016 |
Lock N Climb, LLC |
Ladder hand rail |
D840055, |
Feb 09 2015 |
Tricam Industries, Inc. |
Step ladder |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a