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Patent
D721286
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Priority
Jun 23 2010
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Filed
Dec 10 2010
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Issued
Jan 20 2015
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Expiry
Jan 20 2029
TERM.DISCL.
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Assg.orig
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Entity
unknown
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5
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29
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n/a
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I claim the ornamental design for a controlled-release chemical delivery device, as shown and described.
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FIG. 1 is a front elevation view of a controlled-release chemical delivery device showing my new design;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a left side elevation view thereof;
FIG. 7 is a perspective view thereof;
FIG. 8 is an enlarged partial view thereof taken along line 8-8 in FIG. 1; and,
FIG. 9 is a cross-section view thereof taken along line 9-9 in FIG. 8.
Saguchi, Ryuichi
Patent |
Priority |
Assignee |
Title |
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4017030, |
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Shin-Etsu Chemical Co., Ltd. |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a