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Patent
D667540
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Priority
Dec 30 2011
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Filed
Feb 21 2012
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Issued
Sep 18 2012
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Expiry
Sep 18 2026
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Assg.orig
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Entity
unknown
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3
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13
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n/a
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The ornamental design for a heat pipe, as shown and described.
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FIG. 1 is a perspective view of a heap pipe showing my design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a left view thereof;
FIG. 5 is a right view thereof;
FIG. 6 is a front view thereof;
FIG. 7 is a rear view thereof;
FIG. 8 is a perspective view thereof in which the heat pipe is shown in a position of use located in a base; and,
FIG. 9 is a perspective view thereof in which the heat pipe is shown in a second position of use located in a heat sink.
The broken lines in FIGS. 8 and 9 represent environmental subject matter and form no part of the claim.
Wu, Chun-Ming
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May 16 1994 |
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May 14 2007 |
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Feb 25 1988 |
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Water cooler |
| D452561, |
Aug 18 2000 |
Sandvik Intellectual Property Aktiebolag |
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| D536080, |
Oct 17 2005 |
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| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a