Four-wheeled trolley
Description
The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design.
Claims
The ornamental design for a four-wheeled trolley, as shown and described.
Referenced Cited
U.S. Patent Documents
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| D281771 | December 17, 1985 | Webb |
| D289507 | April 28, 1987 | Danielsson |
| D360174 | July 11, 1995 | Kjell et al. |
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| D503909 | April 12, 2005 | Tolfsen et al. |
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Patent History
Patent number: D699634
Type: Grant
Filed: Sep 12, 2011
Date of Patent: Feb 18, 2014
Inventor: Ching-Tsang Wu (Xinbei)
Primary Examiner: Ian Simmons
Assistant Examiner: Charles Hanson
Application Number: 29/401,376
Type: Grant
Filed: Sep 12, 2011
Date of Patent: Feb 18, 2014
Inventor: Ching-Tsang Wu (Xinbei)
Primary Examiner: Ian Simmons
Assistant Examiner: Charles Hanson
Application Number: 29/401,376
Classifications
Current U.S. Class:
Walker (D12/130)