Umbrella shaft having seven tubes
Ko March 22, 2
U.S. patent number D503,035 [Application Number D/200,684] was granted by the patent office on 2005-03-22 for umbrella shaft having seven tubes. Invention is credited to Chin Sung Ko.
| United States Patent | D503,035 |
| Ko | March 22, 2005 |
Umbrella shaft having seven tubes
Claims
The ornamental design for an umbrella shaft having seven tubes, as shown and described.
| Inventors: | Ko; Chin Sung (Ho-mei, Changhua Shien, TW) |
|---|---|
| Appl. No.: | D/200,684 |
| Filed: | March 4, 2004 |
| Current U.S. Class: | D3/5 |
| Current International Class: | 0303 |
| Field of Search: | ;D3/5-6,10-11,17 ;135/98,15.1,16,20.1,25.1,19.5,22,27,25.4,75 ;297/184.16 |
References Cited [Referenced By]
U.S. Patent Documents
| 6371686 | April 2002 | Wu |
| 6418949 | July 2002 | Lin et al. |
| D487843 | March 2004 | Ko |
Attorney, Agent or Firm: Rosenberg, Klein & Lee
Description
FIG. 1 is a perspective view of an umbrella shaft having seven tubes showing my new design;
FIG. 2 is a front plan view thereof;
FIG. 3 is a rear plan view thereof;
FIG. 4 is a left side plan view thereof;
FIG. 5 is a right side plan view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 A to G shows the cross-sectional view of each tube of the umbrella shaft of my design.
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