Forced air warming system

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Description

FIG. 1 is a perspective view showing the new design of a forced air warming system;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The portions of the forced air warming system in FIGS. 1-7 shown in broken lines are included to show features that form no part of the claimed design.

Claims

The ornamental design for a forced air warming system, as shown and described.

Referenced Cited
U.S. Patent Documents
D445117 July 17, 2001 Heber
D652185 January 10, 2012 Mu
D676205 February 12, 2013 Theising
D771786 November 15, 2016 Canipe
20140165639 June 19, 2014 Canipe
Patent History
Patent number: D870252
Type: Grant
Filed: Mar 7, 2018
Date of Patent: Dec 17, 2019
Assignee: 3M Innovative Properties Company (Saint Paul, MN)
Inventors: Michael J. Vostal (Minneapolis, MN), Christopher J. Claypool (Woodbury, MN), Jared J. Balthazor (Linwood Township, MN)
Primary Examiner: T Chase Nelson
Assistant Examiner: Ania Aman
Application Number: 29/639,565