U.S. patent number D668,323 [Application Number D/401,980] was granted by the patent office on 2012-10-02 for dented steel pipe.
This patent grant is currently assigned to Nippon Steel Corporation. Invention is credited to Kunihiro Enomoto, Hiroyuki Mimura, Yuki Motegi, Takashi Oosawa.
United States Patent |
D668,323 |
Motegi , et al. |
October 2, 2012 |
Dented steel pipe
Claims
CLAIM The ornamental design for a dented steel pipe, as shown and
described.
Inventors: |
Motegi; Yuki (Tokyo,
JP), Enomoto; Kunihiro (Tokyo, JP), Mimura;
Hiroyuki (Tokyo, JP), Oosawa; Takashi (Tokyo,
JP) |
Assignee: |
Nippon Steel Corporation
(Tokyo, JP)
|
Appl.
No.: |
D/401,980 |
Filed: |
September 19, 2011 |
Foreign Application Priority Data
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|
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|
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Mar 23, 2011 [JP] |
|
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2011-006602 |
Mar 23, 2011 [JP] |
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2011-006603 |
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Current U.S.
Class: |
D23/266 |
Current International
Class: |
2301 |
Field of
Search: |
;D23/266
;D25/119-126,131 ;405/266 ;138/121-122,140,154,173 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Goodman; Eric
Attorney, Agent or Firm: Sughrue Mion, PLLC
Description
FIG. 1 is a perspective view of a first embodiment of a dented
steel pipe.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a left side elevation view thereof.
FIG. 5 is a right side elevation view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a bottom plan view thereof.
FIG. 8 is a cross-sectional view taken along the line 8-8 in FIG.
6.
FIG. 9 is a cross- sectional view taken along the line 9-9 in FIG.
6.
FIG. 10 is a perspective view of a second embodiment of a dented
steel pipe.
FIG. 11 is a front elevation view thereof.
FIG. 12 is a rear elevation view thereof.
FIG. 13 is a left side elevation view thereof.
FIG. 14 is a right side elevation view thereof.
FIG. 15 is a top plan view thereof.
FIG. 16 is a bottom plan view thereof.
FIG. 17 is a cross-sectional view taken along the line 17-17 in
FIG. 15; and,
FIG. 18 is a cross-sectional view taken along the line 18-18 in
FIG. 15.
The length of the dented steel pipe is indeterminate and thus its
precise length is not claimed, and the dents are repeated at
regular intervals throughout the length of the dented steel
pipe.
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