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Patent
D623277
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Priority
Jun 10 2008
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Filed
Dec 09 2008
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Issued
Sep 07 2010
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Expiry
Sep 07 2024
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Assg.orig
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Entity
unknown
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25
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15
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n/a
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The ornamental design for a pipe coupling, as shown and described.
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FIG. 1 is a left side elevational view of a pipe coupling, showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof; the rear elevational view being identical;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a perspective view thereof, from the top, front and left side; and,
FIG. 7 is a perspective view thereof, from the bottom, rear and right side.
Guzzoni, Paolo, Bordignon, Michele
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Patent |
Priority |
Assignee |
Title |
1352118, |
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2198996, |
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3669473, |
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3678560, |
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4262715, |
Nov 23 1977 |
Maschinenfabrik Andritz Actiengesellschaft |
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4726612, |
Sep 30 1982 |
|
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4846147, |
Oct 05 1987 |
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6179349, |
Nov 26 1997 |
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6732762, |
Jan 12 2001 |
|
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20030014855, |
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|
20070236010, |
|
|
|
20236, |
|
|
|
234462, |
|
|
|
D291482, |
Mar 13 1985 |
Vassallo Research and Development Corporation |
Pipe coupling |
D430482, |
May 20 1999 |
Eastern Sheet Metal, Inc. |
Sleeve coupling |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a