Exhaust pipe
Description
Claims
The ornamental design for an exhaust pipe, as shown and described.
Referenced Cited
U.S. Patent Documents
2940249 | June 1960 | Gospodar |
3043098 | July 1962 | Hannon |
D214037 | May 1969 | Flugger |
3516247 | June 1970 | Knox, Jr. |
3545414 | December 1970 | Thompson |
6581376 | June 24, 2003 | Thomas |
Patent History
Patent number: D631809
Type: Grant
Filed: Feb 23, 2010
Date of Patent: Feb 1, 2011
Inventor: Jhen Yang Lai (Changhua 51545)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Michael A Pratt
Attorney: Charles E. Baxley
Application Number: 29/348,932
Type: Grant
Filed: Feb 23, 2010
Date of Patent: Feb 1, 2011
Inventor: Jhen Yang Lai (Changhua 51545)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Michael A Pratt
Attorney: Charles E. Baxley
Application Number: 29/348,932
Classifications
Current U.S. Class:
Tail Pipe Extension Or Muffler (D12/194)