Patent
   D447545
Priority
Mar 07 2000
Filed
Mar 07 2000
Issued
Sep 04 2001
Expiry
Sep 04 2015
Assg.orig
Entity
unknown
3
8
n/a
The ornamental design for metal pipe, as shown and described.

FIG. 1 is a top plan view of a metal pipe illustrating my design;

FIG. 2 is a bottom plan view of a metal pipe illustrating my design;

FIG. 3 is a front view of a metal pipe illustrating my design, with the back view being a mirror image thereof;

FIG. 4 is a side view of a metal pipe illustrating my design, with the other side being the same;

FIG. 5 is a left side perspective of a metal pipe illustrating my design; and,

FIG. 6 is a right side perspective of a metal pipe illustrating my design.

The claimed design has indeterminate length.

Ng, Hong Liang

Patent Priority Assignee Title
10428978, Jan 29 2016 Prinsco, Inc.; PRINSCO, INC Webless corrugated dual wall foundation drain and related method
7257932, Mar 05 2001 Light weight building material
D787649, Jan 28 2016 PRINSCO, INC Webless corrugated dual wall foundation drain
Patent Priority Assignee Title
2750211,
3512805,
4710736, Jul 05 1983 Flexible waveguides with 45° corrugations to allow bending and twisting of waveguides
4727908, Apr 28 1986 WITZENMANN GMBH METALLSCHLAUCH-FABRIK PFORZHEIM OSTLICHE Flexible tube or hose of rectangular cross-section, particularly energy supply conduits
5085241, Jan 16 1987 Process for controlling a leakage cavity of a valve and an apparatus therefor
5996645, Mar 22 1996 Furukawa-Sky Aluminum CORP Aluminum alloy extruded square pipe excellent in axially compressive properties for automobile front side member
10632,
210286,
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