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Patent
D650053
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Priority
Feb 15 2011
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Filed
Feb 15 2011
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Issued
Dec 06 2011
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Expiry
Dec 06 2025
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Assg.orig
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Entity
unknown
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10
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26
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n/a
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I claim the ornamental design for a pipe rib gasket, as shown and described.
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FIG. 1 is a perspective view of a pipe rib gasket showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof; and,
FIG. 5 is a cross-sectional view thereof taken along line 5-5 of FIG. 1.
The broken lines shown in FIGS. 1 and 5 represent environmental structure and form no part of the claimed design.
Douglass, III, Carl R.
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Patent |
Priority |
Assignee |
Title |
198146, |
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2882073, |
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2953398, |
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3081102, |
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3244797, |
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3858912, |
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4366913, |
Oct 17 1980 |
Baxter Travenol Laboratories, Inc. |
Plastic closure system with an annular rib gasket retention means |
4702502, |
Aug 06 1985 |
CONTECH TECHNOLOGIES, INC |
Gasket for making joints in corrugated plastic pipe |
4946206, |
Feb 27 1989 |
Prinsco, Inc. |
Bidirectional corrugated pipe-rib seal |
5143381, |
May 01 1991 |
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6082741, |
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Apr 06 2000 |
|
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6364373, |
Oct 27 1999 |
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Jun 09 2004 |
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7331582, |
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Jun 11 1975 |
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Mar 21 1989 |
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D374710, |
Jan 25 1994 |
Forsheda AB |
Sealing ring |
D514671, |
Sep 07 2004 |
S&B Technical Products, Inc. |
Pipe gasket |
D539117, |
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D556866, |
May 22 2006 |
S & B Technical Products, Inc. |
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D556867, |
Jul 31 2006 |
S & B Technical Products, Inc. |
Pipe gasket for joining large diameter pipe |
D572348, |
Aug 05 2005 |
FASTER S R L |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a