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Patent
D850745
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Priority
Apr 05 2018
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Filed
Apr 05 2018
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Issued
Jun 04 2019
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Expiry
Jun 04 2034
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Assg.orig
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Entity
unknown
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5
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25
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n/a
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The ornamental design for a grate cleaning device, as shown and described.
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FIG. 1 shows a perspective view of the grate cleaning device.
FIG. 2 shows a front view of the grate cleaning device.
FIG. 3 shows a rear view of the grate cleaning device.
FIG. 4 shows a right side view of the grate cleaning device.
FIG. 5 shows a left side view of the grate cleaning device.
FIG. 6 shows a top view of the grate cleaning device; and,
FIG. 7 shows a bottom view of the grate cleaning device.
Stecik, Kirk
| Patent |
Priority |
Assignee |
Title |
| 20140201937, |
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| 20180228339, |
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| 117388, |
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| 232618, |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a