Multi-piece air filter housing

- Airotrust LLC
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is an exploded, top, left perspective view of a multi-piece air filter housing in an assembled state, shown in an exemplary use with an exemplary air filter and a heating, ventilation and cooling (HVAC) air vent in a suspended ceiling, the air filter, HVAC air vent and suspended ceiling shown in dash-dash broken lines of equal length as environmental structure.

FIG. 2 is a bottom, left perspective view of FIG. 1 showing the multi-piece air filter housing in an assembled state, and the exemplary air filter, HVAC air vent and suspended ceiling in an installed state.

FIG. 3 is a top, left perspective view of a portion of FIG. 1 with the multi-piece air filter housing in an assembled state, and the exemplary air filter in an installed state.

FIG. 4 is a bottom, left perspective, exploded view of the multi-piece air filter housing of FIG. 1 in a disassembled state.

FIG. 5 is a top, left perspective view of the multi-piece air filter housing of FIG. 1 in an assembled state.

FIG. 6 is a bottom, left perspective view of the multi-piece air filter housing of FIG. 5 in an assembled state.

FIG. 7 is a front view of FIG. 5.

FIG. 8 is a rear view of FIG. 5.

FIG. 9 is a left view of FIG. 5.

FIG. 10 is right view of FIG. 5.

FIG. 11 is a top view of FIG. 5.

FIG. 12 is a bottom view of FIG. 5; and,

FIG. 13 is an enlarged view of a portion of FIG. 12 shown in the area marked A in broken line.

The dash-dash broken lines of equal length shown in the figures are for the purpose of illustrating portions of the article and environmental structure and form no part of the claimed design.

Claims

The ornamental design for a multi-piece air filter housing as shown and described.

Referenced Cited
U.S. Patent Documents
3136617 June 1964 Wachter
D234692 April 1975 Laakkonen
3999969 December 28, 1976 Shuler
4177050 December 4, 1979 Culbert
4344784 August 17, 1982 Deckas et al.
4626265 December 2, 1986 Adiletta
4885015 December 5, 1989 Goulet
5161573 November 10, 1992 Krupp
D335173 April 27, 1993 Leufstedt
5525145 June 11, 1996 Hodge
6061981 May 16, 2000 Nieves
6361578 March 26, 2002 Rubinson
6461396 October 8, 2002 Barker
7422273 September 9, 2008 Varga
7575617 August 18, 2009 Ferguson
D655802 March 13, 2012 Platt
8292708 October 23, 2012 Viggers et al.
8460419 June 11, 2013 Hobbs
8540792 September 24, 2013 Crook
8979965 March 17, 2015 Minaeeghainipour
9011565 April 21, 2015 Cannon
9320996 April 26, 2016 Baldwin, Jr.
D778419 February 7, 2017 Poindexter
20030066423 April 10, 2003 Shah et al.
20030205039 November 6, 2003 Terlson
20060053759 March 16, 2006 Winters et al.
20060117726 June 8, 2006 Moreno
20080184685 August 7, 2008 Kempf
20090084050 April 2, 2009 Moore et al.
20110023721 February 3, 2011 Tanis
20140109534 April 24, 2014 Rahmathullah et al.
20190054408 February 21, 2019 McLaughlin
20190381437 December 19, 2019 Perl-Olshvang et al.
20210197112 July 1, 2021 Barry et al.
20220233983 July 28, 2022 Carr
Foreign Patent Documents
2004050344 June 2004 WO
2007149899 December 2007 WO
Other references
  • Elima-Draft Residential and Commercial Magnetic HVAC Vent Covers; Filtration Vent Covers; https: www.elima-draft.com; accessed via internet at https://www.elima-draft.com/filtration-vent-covers/ on Jul. 30, 2020; pp. 1-8.
  • Elima-Draft Residential and Commercial Magnetic HVAC Vent Covers; Commercial Vent Covers; https: www.elima-draft.com; accessed via internet at https://www.elima-draft.com/commercial-vent-covers/ on Jul. 30, 2020; pp. 1-7.
  • Design U.S. Appl. No. 29/744,698, filed Jul. 30, 2020.
  • Design U.S. Appl. No. 29/767,456, filed Jan. 22, 2021.
  • Ceiling Mount Plenum Return. “Cube Core Return Filter.” www.Amazon.com. Online Sales website. Tues. May 16, 2023. Shown in pp. 1-7, Part No. CRFG3030, , URL; <https://www.amazon.com/dp/B07M7PY2S3/>. (7pages).
Patent History
Patent number: D1077171
Type: Grant
Filed: Nov 20, 2023
Date of Patent: May 27, 2025
Assignee: Airotrust LLC (Livonia, MI)
Inventors: Matthew J. Carr (White Lake, MI), Glenn R. Sprague (Brighton, MI)
Primary Examiner: Gino Colan
Assistant Examiner: David Obrien
Application Number: 29/917,415