U.S. patent number D661,380 [Application Number D/396,712] was granted by the patent office on 2012-06-05 for dented steel pipe.
This patent grant is currently assigned to Nippon Steel Corporation. Invention is credited to Hiroyuki Mimura, Yuki Motegi, Takashi Oosawa, Tetsu Satoh.
United States Patent |
D661,380 |
Motegi , et al. |
June 5, 2012 |
Dented steel pipe
Claims
CLAIM The ornamental design for a dented steel pipe, as shown and
described.
Inventors: |
Motegi; Yuki (Tokyo,
JP), Mimura; Hiroyuki (Tokyo, JP), Oosawa;
Takashi (Tokyo, JP), Satoh; Tetsu (Tokyo,
JP) |
Assignee: |
Nippon Steel Corporation
(Tokyo, JP)
|
Appl.
No.: |
D/396,712 |
Filed: |
July 6, 2011 |
Foreign Application Priority Data
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|
|
|
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Jan 7, 2011 [JP] |
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2011-000192 |
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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: Nelson; T. Chase
Assistant Examiner: Goodman; Eric
Attorney, Agent or Firm: Sughrue Mion, PLLC
Description
FIG. 1 is a front elevation view of a dented steel pipe.
FIG. 2 is a rear elevation view thereof.
FIG. 3 is a top plan view thereof.
FIG. 4 is a bottom plan view thereof.
FIG. 5 is a right side elevation view thereof.
FIG. 6 is a left side elevation view thereof.
FIG. 7 is an enlarged front elevation view of the portion of the
dented steel pipe shown in FIG. 1.
FIG. 8 is an enlarged top plan view of the portion of the dented
steel pipe shown in FIG. 3.
FIG. 9 is a cross-sectional view taken along the line 9-9 in FIG.
7; and,
FIG. 10 is a cross-sectional view taken along the line 10-10 in
FIG. 8.
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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