Triangular exhaust stack for transportation vehicle
Description
Claims
The ornamental design of an triangular exhaust stack for transportation vehicle, as shown and described.
Referenced Cited
U.S. Patent Documents
1968456 | July 1934 | Kliefoth |
3648920 | March 1972 | Stump |
3994364 | November 30, 1976 | Nicoll |
4223053 | September 16, 1980 | Brogan |
5899210 | May 4, 1999 | Letherby et al. |
D617554 | June 15, 2010 | Raile |
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20110192942 | August 11, 2011 | Liu |
Patent History
Patent number: D694690
Type: Grant
Filed: May 7, 2012
Date of Patent: Dec 3, 2013
Inventors: Chiahua Eleanor Chou (Schaumburg, IL), Craig Massner (Naperville, IL)
Primary Examiner: Michael A Pratt
Application Number: 29/420,246
Type: Grant
Filed: May 7, 2012
Date of Patent: Dec 3, 2013
Inventors: Chiahua Eleanor Chou (Schaumburg, IL), Craig Massner (Naperville, IL)
Primary Examiner: Michael A Pratt
Application Number: 29/420,246
Classifications
Current U.S. Class:
Tail Pipe Extension Or Muffler (D12/194)