Patent
   D979098
Priority
Dec 24 2020
Filed
Apr 12 2021
Issued
Feb 21 2023
Expiry
Feb 21 2038
Assg.orig
Entity
unknown
0
3
n/a
The ornamental design for a safety device for ladder, as shown and described.

1. Safety device for ladder

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

1.8 : Reference

1.9 : Folded

The broken lines on the top and bottom edge of the safety device for ladder shown in Figures 1.1-1.3 and 1.9 represent claimed stitching.

The broken lines shown in Figure 1.8 are for the purpose of illustrating environment and form no part of the claimed design.

Park, SoonGyu, Ha, Sungsuk

Patent Priority Assignee Title
Patent Priority Assignee Title
4726446, Mar 16 1987 Protection cover for ladder
5682960, Oct 18 1996 Ladder jacket
D669195, Aug 04 2010 Protective ladder cover
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