- The Gem Group, Inc.
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FIG. 1 is a perspective view of a backpack;

FIG. 2 is a front view of the backpack;

FIG. 3 is a rear view of the backpack;

FIG. 4 is a right side view of the backpack;

FIG. 5 is a left side view of the backpack;

FIG. 6 is a top view of the backpack; and,

FIG. 7 is a bottom view of the backpack.

The broken lines in the drawings depict unclaimed portions of the backpack and form no part of the claimed design.


The ornamental design for a backpack, substantially as shown.

Referenced Cited
U.S. Patent Documents
D437110 February 6, 2001 Ivarson
D748909 February 9, 2016 Wronski
D762059 July 26, 2016 Kliot
D853107 July 9, 2019 Lyons
D866166 November 12, 2019 Ho
D866956 November 19, 2019 Wu
D867750 November 26, 2019 Warren
Patent History
Patent number: D881554
Type: Grant
Filed: Aug 16, 2017
Date of Patent: Apr 21, 2020
Assignee: The Gem Group, Inc. (Lawrence, MA)
Inventors: Richard C. Bellofatto, Jr. (Peabody, MA), Calvin Tabor (Westford, MA)
Primary Examiner: Holly E Thurman
Application Number: 29/614,196
Current U.S. Class: D3/217