Railway sleeper
Latest Thyssenkrupp GfT Gleistechnik GmbH Patents:
Description
The broken lines shown in the drawings form no part of the claimed design.
Claims
The ornamental design for a railway sleeper, as shown and described.
Referenced Cited
U.S. Patent Documents
D30490 | April 1899 | Taft |
1436912 | November 1922 | Schultz |
1711186 | April 1929 | Tilley |
4756476 | July 12, 1988 | Fasterding et al. |
Patent History
Patent number: D627260
Type: Grant
Filed: Oct 21, 2009
Date of Patent: Nov 16, 2010
Assignee: Thyssenkrupp GfT Gleistechnik GmbH (Essen)
Inventor: Thomas Schlender (Berlin)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania K Dworzecka
Attorney: Jordan and Hamburg LLP
Application Number: 29/345,735
Type: Grant
Filed: Oct 21, 2009
Date of Patent: Nov 16, 2010
Assignee: Thyssenkrupp GfT Gleistechnik GmbH (Essen)
Inventor: Thomas Schlender (Berlin)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania K Dworzecka
Attorney: Jordan and Hamburg LLP
Application Number: 29/345,735
Classifications
Current U.S. Class:
Railway (includes Tie) (D12/49)