Air treatment system filter

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FIG. 1 is a perspective view of the air treatment system filter embodying the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left-side view thereof; and,

FIG. 7 is a right-side view thereof.

FIGS. 1-7 may show features of the air treatment system filter in broken lines. The broken lines depict environment and do not form any part of the claimed design, the broken lines immediately adjacent the solid-line portions of the design form the boundary of the design and form no part of the claimed design.


The ornamental design for an air treatment system filter, as shown and described.

Referenced Cited
U.S. Patent Documents
D538418 March 13, 2007 Pippel
D544949 June 19, 2007 Winters
D605274 December 1, 2009 Kawano
D738998 September 15, 2015 Laver
D778419 February 7, 2017 Poindexter
D806847 January 2, 2018 Kim
D824505 July 31, 2018 Mork
D831157 October 16, 2018 Kronk
D831182 October 16, 2018 Gregerson
D858731 September 3, 2019 Hyon
20030230062 December 18, 2003 Kubokawa
20070012185 January 18, 2007 Taylor
Other references
  • DirectIndustry, Expansion Electronics Air Filter Panel for Air Treatment Units, undated online product page, retrieved Feb. 27, 2020 from <URL:> (Year: 2020).
Patent History
Patent number: D888216
Type: Grant
Filed: Nov 20, 2018
Date of Patent: Jun 23, 2020
Assignee: Access Business Group International LLC (Ada, MI)
Inventors: Rebecca C. Wheeler (Wyoming, MI), Brian S. Beals (Grand Rapids, MI), Patricia W. Tue (Grand Rapids, MI)
Primary Examiner: Sheryl Lane
Assistant Examiner: Calvin E Vansant
Application Number: 29/670,843
Current U.S. Class: Filter (D23/365)