Track rail
Description
Claims
The ornamental design for a track rail, as shown and described.
Referenced Cited
U.S. Patent Documents
| D27217 | June 1897 | Heinle |
| D29683 | November 1898 | West |
| D32406 | March 1900 | Hazard |
| D33474 | October 1900 | Kofske |
| 749183 | January 1904 | Guynan |
| 5501528 | March 26, 1996 | Agari et al. |
| 5622433 | April 22, 1997 | Suzuki et al. |
| 6729759 | May 4, 2004 | Shirai et al. |
| 20070041671 | February 22, 2007 | Michioka et al. |
| 20070269148 | November 22, 2007 | Michioka et al. |
Patent History
Patent number: D640600
Type: Grant
Filed: May 30, 2008
Date of Patent: Jun 28, 2011
Assignee: THK Co., Ltd. (Tokyo)
Inventors: Hiroyuki Kishi (Tokyo), Shinya Mori (Tokyo)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Dworzecka
Attorney: Young & Thompson
Application Number: 29/318,933
Type: Grant
Filed: May 30, 2008
Date of Patent: Jun 28, 2011
Assignee: THK Co., Ltd. (Tokyo)
Inventors: Hiroyuki Kishi (Tokyo), Shinya Mori (Tokyo)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Dworzecka
Attorney: Young & Thompson
Application Number: 29/318,933
Classifications
Current U.S. Class:
Track (D12/50)