Floor surface underlayment

- Schluter Systems L.P.
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Description

FIG. 1 is a perspective view of a floor surface underlayment in accordance with an embodiment of the present invention;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a side view thereof, all other side views being mirror images thereof.

Claims

The ornamental design for a floor surface underlayment, as shown.

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Patent History
Patent number: D706459
Type: Grant
Filed: Sep 12, 2012
Date of Patent: Jun 3, 2014
Assignee: Schluter Systems L.P. (Plattsburgh, NY)
Inventors: Werner Schluter (Iserlohn), Stefan Weige (Iserlohn)
Primary Examiner: Doris Clark
Application Number: 29/432,009