Trailer ramp
Description
Claims
The ornamental design for a trailer ramp, as shown and described.
Referenced Cited
U.S. Patent Documents
2184061 | December 1939 | Skroback |
5033146 | July 23, 1991 | Fogarty et al. |
RE34889 | April 4, 1995 | Fogarty et al. |
5446937 | September 5, 1995 | Haskins |
D365908 | January 2, 1996 | Pesznecker |
D521710 | May 23, 2006 | Goldschmidt |
7104524 | September 12, 2006 | Hidding et al. |
D567471 | April 22, 2008 | Haimoff |
20050132511 | June 23, 2005 | Berg |
20060027794 | February 9, 2006 | Heinz |
20070034843 | February 15, 2007 | Reamsnyder et al. |
Patent History
Patent number: D593724
Type: Grant
Filed: Apr 4, 2008
Date of Patent: Jun 2, 2009
Inventor: Richard N. Heinz (Gladstone, MI)
Primary Examiner: Cynthia E Ramirez
Attorney: Barlow, Josephs & Holmes, Ltd.
Application Number: 29/306,210
Type: Grant
Filed: Apr 4, 2008
Date of Patent: Jun 2, 2009
Inventor: Richard N. Heinz (Gladstone, MI)
Primary Examiner: Cynthia E Ramirez
Attorney: Barlow, Josephs & Holmes, Ltd.
Application Number: 29/306,210
Classifications
Current U.S. Class:
Ramp (D34/32)