Patent
   D733932
Priority
Sep 13 2013
Filed
Sep 13 2013
Issued
Jul 07 2015
Expiry
Jul 07 2029
Assg.orig
Entity
unknown
3
6
n/a
I claim the ornamental design for concrete step, as shown and described.

FIG. 1 is a front, left side, top isometric view of the concrete step, a rear, right side, top isometric view being identical;

FIG. 2 is a left side elevational view of the concrete step, a right side elevational view being identical;

FIG. 3 is a top plan view of the concrete step;

FIG. 4 is a bottom plan view of the concrete step; and,

FIG. 5 is a front elevational view of the concrete step, a rear elevational view being identical.

The structural features depicted by broken lines have been provided to illustrate portions of the concrete step that form no part of the claimed design.

Classen, David William

Patent Priority Assignee Title
9580911, Oct 07 2015 TL FAB, LP Stair tread and improved method of building a stairway
ER3557,
ER8926,
Patent Priority Assignee Title
6318033, May 13 1999 TREAD EX, INC Staircase, staircase repair device and methods of fabricating same
7849643, Dec 28 2004 INTELLIGENT ENGINEERING BAHAMAS LIMITED Structural step unit with run portion and rise portion
20090235594,
D341431, Jan 30 1992 Wenger Corporation Step for a portable riser assembly
D424707, Mar 11 1999 Step riser
D435117, Nov 02 1998 Sit Down Export AB Grandstand seat board
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