Backpack
Description
Claims
The ornamental design for a backpack, as shown and described.
Referenced Cited
U.S. Patent Documents
4085873 | April 25, 1978 | Schweitzer |
D277901 | March 12, 1985 | Leslie |
D340351 | October 19, 1993 | Wrath |
D375403 | November 12, 1996 | Melk |
D471013 | March 4, 2003 | Peterson |
D830686 | October 16, 2018 | Rogers |
D833736 | November 20, 2018 | Voll |
D857376 | August 27, 2019 | Thibadeau |
D877494 | March 10, 2020 | Roure |
20020096409 | July 25, 2002 | Roegner |
Patent History
Patent number: D883660
Type: Grant
Filed: Dec 26, 2019
Date of Patent: May 12, 2020
Inventor: Guangcheng He (Henan Province)
Primary Examiner: Jennifer L Watkins
Application Number: 29/718,539
Type: Grant
Filed: Dec 26, 2019
Date of Patent: May 12, 2020
Inventor: Guangcheng He (Henan Province)
Primary Examiner: Jennifer L Watkins
Application Number: 29/718,539
Classifications
Current U.S. Class:
D3/217