Three dimensional filter frame

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Description

FIG. 1 is a perspective view of showing the new design for a three dimensional filter frame.

FIG. 2 is a top view thereof;

FIG. 3 is a front side view thereof, the back side view being the same;

FIG. 4 is a right side view thereof, the left side view being the same; and,

FIG. 5 is a bottom view thereof.

In the drawings, the broken lines depict unclaimed portions of the three dimensional filter frame. The dot and dashed lines represent a boundary between the claimed and the non-claimed portions and form no part of the claimed design.

Claims

The ornamental design for a three dimensional filter frame, as shown and described.

Referenced Cited
U.S. Patent Documents
3782081 January 1974 Munters
3793692 February 1974 Tate
4035172 July 12, 1977 Strindehag
4304738 December 8, 1981 Nutter
5891402 April 6, 1999 Sassa
D523110 June 13, 2006 Anderson
7149272 December 12, 2006 Soderlund
7465332 December 16, 2008 Randinelli
7582131 September 1, 2009 Worthington
D604105 November 17, 2009 Metcalfe
D618368 June 22, 2010 Jenkins
7951229 May 31, 2011 Ptak
8277530 October 2, 2012 Alexander
8317890 November 27, 2012 Raether
D685898 July 9, 2013 Platt
8623125 January 7, 2014 Kim
8652241 February 18, 2014 Alexander
D708729 July 8, 2014 Platt
8992650 March 31, 2015 Rahmathullah
9242200 January 26, 2016 Alexander
D764040 August 16, 2016 Cho
9410510 August 9, 2016 Kinsey, Jr.
Other references
  • Merv 11 Filterreference [May 31, 2019] found online [May 31, 2019]—https://www.wayfair.com/home-improvement/pdx/airx-filters-merv-11-ac-pleated-replacement-comparable-furnace-air-filter-arft1005.html.
  • Washable furnace filter reference [May 31, 2019] found online [May 31, 2019]—http://theboardroomng.co/16x20x1-furnace-filter-washable/.
Patent History
Patent number: D896943
Type: Grant
Filed: Dec 18, 2017
Date of Patent: Sep 22, 2020
Assignee: 3M INNOVATIVE PROPERTIES COMPANY (Saint Paul, MN)
Inventors: Scott A. Clear (Escondido, CA), Michael S. Schuffert (Chatsworth, CA)
Primary Examiner: Lakiya G Rogers
Assistant Examiner: John A Voytek
Application Number: 29/629,926
Classifications
Current U.S. Class: Filter (D23/365)