Patent
   D487843
Priority
Oct 01 2002
Filed
Oct 01 2002
Issued
Mar 30 2004
Expiry
Mar 30 2018
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for an umbrella shaft, as shown and described.

FIG. 1 is a perspective view of an umbrella shaft showing my new design;

FIG. 2 is a front plan view thereof;

FIG. 3 is a rear plan view thereof;

FIG. 4 is an enlarged left side plan view thereof;

FIG. 5 is an enlarged right side plan view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is an enlarged side view of the concentric segments of the shaft shown separately for clarity of illustration.

Ko, Chin-Sung

Patent Priority Assignee Title
D503035, Mar 04 2004 Umbrella shaft having seven tubes
D512215, Nov 12 2004 Umbrella shaft having nine tubes
D517307, Apr 11 2005 Flat umbrella shaft
D848139, May 15 2015 Umbrella frame
Patent Priority Assignee Title
6016822, May 01 1998 FU TAI UMBRELLA WORKS, LTD Automatic umbrella with quadruple folds or the like
6112755, Dec 15 1998 FU TAI UMBRELLA WORKS, LTD Automatic penta-fold umbrella
6338353, Apr 18 2000 Ming Ho Umbrella Industry Co., Ltd. Self-opening and foldable umbrella
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