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Patent
D898944
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Priority
Aug 24 2018
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Filed
Aug 24 2018
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Issued
Oct 13 2020
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Expiry
Oct 13 2035
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Assg.orig
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Entity
unknown
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8
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23
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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 |
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Sep 25 2018 |
Lock N Climb, LLC |
Engine maintenance ladder |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a