Trailer ramp device
Description
Claims
The ornamental design for a trailer ramp device, as shown and described.
Patent History
Patent number: D678647
Type: Grant
Filed: Jan 31, 2012
Date of Patent: Mar 19, 2013
Inventor: Sabino Parras (Monahans, TX)
Primary Examiner: Cynthia Ramirez
Application Number: 29/412,106
Type: Grant
Filed: Jan 31, 2012
Date of Patent: Mar 19, 2013
Inventor: Sabino Parras (Monahans, TX)
Primary Examiner: Cynthia Ramirez
Application Number: 29/412,106
Classifications
Current U.S. Class:
Ramp (D34/32)