Stair tread

Info

Patent number: D997386
Type: Grant
Filed: May 26, 2021
Date of Patent: Aug 29, 2023
Assignee: Zamma Corporation, Inc. (Orange, VA)
Inventors: William Bremer (Keswick, VA), Nathan R. Werkheiser (Salmon, ID), Nicholas D. Buser (Charlottesville, VA), Russell W. Marks (Palmyra, VA)
Primary Examiner: T Chase Nelson
Assistant Examiner: Sydney Margaret Parsley
Application Number: 29/785,575

Description

Description

FIG. 1 is a front perspective view of a stair tread, in accordance with a first embodiment.

FIG. 2 is a rear perspective view of the stair tread of FIG. 1.

FIG. 3 is a front view of the stair tread of FIG. 1.

FIG. 4 is a back view of the stair tread of FIG. 1.

FIG. 5 is a left view of the stair tread of FIG. 1.

FIG. 6 is a right view of the stair tread of FIG. 1.

FIG. 7 is a top view of the stair tread of FIG. 1.

FIG. 8 is a bottom view of the stair tread of FIG. 1.

FIG. 9 is a front perspective view of a stair tread, in accordance with a second embodiment.

FIG. 10 is a rear perspective view of the stair tread of FIG. 9.

FIG. 11 is a front view of the stair tread of FIG. 9.

FIG. 12 is a back view of the stair tread of FIG. 9.

FIG. 13 is a left view of the stair tread of FIG. 9.

FIG. 14 is a right view of the stair tread of FIG. 9.

FIG. 15 is a top view of the stair tread of FIG. 9; and,

FIG. 16 is a bottom view of the stair tread of FIG. 9.

Claims

The ornamental design for a stair tread, as shown and described.