Coaming ladder
The broken lines showing a portion of a barge on which the coaming ladder is used represent environmental structure and form no part of the claimed design.
Claims
The ornamental design for a coaming ladder, as shown and described.
3012626 | December 1961 | Marryatt |
4054182 | October 18, 1977 | Ide |
4222140 | September 16, 1980 | Olewinski et al. |
4509617 | April 9, 1985 | Lapeyre |
5022491 | June 11, 1991 | Gill |
5845741 | December 8, 1998 | Dwyer |
5931258 | August 3, 1999 | Lorentz |
6533069 | March 18, 2003 | Couillard |
D490163 | May 18, 2004 | Thurston |
6769513 | August 3, 2004 | Pettit |
6907957 | June 21, 2005 | Couch |
7637350 | December 29, 2009 | Conroy |
Type: Grant
Filed: Apr 4, 2011
Date of Patent: Oct 16, 2012
Assignee: Schoellhom-Albrecht Machine Co., Inc. (St. Louis, MO)
Inventors: Eric Charles Meyer (St. Louis, MO), Eric Cole Shannon (Eureka, MO)
Primary Examiner: Doris Clark
Attorney: Lathrop & Gage LLP
Application Number: 29/388,932