Filter cleaning device

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Description

FIG. 1 is a perspective view of a filter cleaning device, showing a first embodiment of our new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left-side, elevational view thereof.

FIG. 5 is a right-side, elevational view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof.

FIG. 8 is a perspective view of a filter cleaning device, showing a second embodiment of our new design.

FIG. 9 is a front elevational view thereof.

FIG. 10 is a rear elevational view thereof.

FIG. 11 is a left-side, elevational view thereof.

FIG. 12 is a right-side, elevational view thereof.

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines in the figures depict portions of the filter cleaning device that form no part of the claimed design.

Claims

We claim the ornamental design for a filter cleaning device, as shown and described.

Referenced Cited
U.S. Patent Documents
2778043 January 1957 Arf
D201792 August 1965 Selbel
3448758 June 1969 Mullins
3732886 May 1973 Mullins
D239283 March 1976 Vallari
D267123 November 30, 1982 Fuller
D280144 August 13, 1985 Cooney
D283725 May 6, 1986 Mahoney
D284603 July 8, 1986 Loignon
D314548 February 12, 1991 Whitley, II
D368343 March 26, 1996 Gebhard
D429046 August 1, 2000 Hansen
D476718 July 1, 2003 Ferrer Beltran
D605255 December 1, 2009 Lai
D613918 April 13, 2010 Benacquisto
D671622 November 27, 2012 Hoyer
D690480 September 24, 2013 Schoen
D746954 January 5, 2016 Gledhill
D782620 March 28, 2017 Becker
D787937 May 30, 2017 Messenger
D820407 June 12, 2018 Wieser
D839396 January 29, 2019 Whitehead
D839397 January 29, 2019 Whitehead
Foreign Patent Documents
300825077 September 2008 CN
Patent History
Patent number: D909695
Type: Grant
Filed: Feb 1, 2019
Date of Patent: Feb 2, 2021
Assignee: TINECO INTELLIGENT TECHNOLOGY CO., LTD. (Suzhou)
Inventor: Mengzhe Xie (Suzhou)
Primary Examiner: John R Yeh
Application Number: 29/679,155
Classifications
Current U.S. Class: Element Or Attachment (D32/25)