Dual chamber backpack sprayer

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top, front perspective view of a dual chamber backpack sprayer of our new design;

FIG. 2 is a bottom, back perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines depict portions of the dual chamber backpack sprayer that form no part of the claim.

Claims

The ornamental design of a dual chamber backpack sprayer, as shown and described.

Referenced Cited
U.S. Patent Documents
4798333 January 17, 1989 Luchsinger
5335853 August 9, 1994 Wirz
D591387 April 28, 2009 Campbell
D594087 June 9, 2009 Campbell
D618300 June 22, 2010 Hudson
D633984 March 8, 2011 Plantz
D749192 February 9, 2016 Fontaine
D755926 May 10, 2016 Wirz Luchsinger
10562052 February 18, 2020 Fontaine
D902347 November 17, 2020 Gutekunst
D902349 November 17, 2020 Gutekunst
10864538 December 15, 2020 Allis
10994294 May 4, 2021 Fontaine
20160038960 February 11, 2016 Fontaine
20170232458 August 17, 2017 Wirz Luchsinger
Patent History
Patent number: D973840
Type: Grant
Filed: Mar 14, 2019
Date of Patent: Dec 27, 2022
Assignee: Chapin Manufacturing, Inc. (Batavia, NY)
Inventors: Morgan Allis (Buffalo, NY), David Dubiel (N. Chili, NY)
Primary Examiner: Calvin E Vansant
Application Number: 29/683,552
Classifications