Dust filter for cleaning appliance

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Description

1. Dust filter for cleaning appliance

1.1 : Front

1.2 : Back

1.3 : Left

1.4 : Right

1.5 : Top

1.6 : Bottom

1.7 : Perspective

1.8 : Perspective

Reproduction 1.1 is a front view of a dust filter for cleaning appliance; reproduction 1.2 is a back view thereof; reproduction 1.3 is a left view thereof; reproduction 1.4 is a right view thereof; reproduction 1.5 is a top view thereof; reproduction 1.6 is a bottom view thereof; reproduction 1.7 is a front perspective view thereof; and reproduction 1.8 is a rear perspective view thereof.

Claims

The ornamental design for a dust filter for cleaning appliance as shown and described.

Referenced Cited
U.S. Patent Documents
D538418 March 13, 2007 Pippel
D565818 April 1, 2008 Fester
D655803 March 13, 2012 Platt
8187355 May 29, 2012 Kim
D754315 April 19, 2016 Morin
D809115 January 30, 2018 Morin
D862017 October 1, 2019 Dou
D910158 February 9, 2021 Kim
D980401 March 7, 2023 Kenadzir
11638894 May 2, 2023 Sanders
D998919 September 12, 2023 Li
D998923 September 12, 2023 Qiu
D999469 September 19, 2023 Wang
D1000737 October 3, 2023 Gong
D1011663 January 16, 2024 Wang
20230321579 October 12, 2023 Kang
20240033670 February 1, 2024 Dirnberger
Foreign Patent Documents
D220552-001 May 2022 WO
Other references
  • Feilifan Accessories for Roborock Qrevo Master Robot Vacuum, . . . Washable Filter, Mop Pad, Dust Bag, available in Amazon.com, date first available Nov. 30, 2024 [online], [site visited Apr. 21, 2025], Available from internet URL: https://www.amazon.com/Accessories-Roborock-Master-Replacement-Washable/dp/B0DKDXXDXP (Year: 2024).
  • Neutop Replacement Filters Compatible with Roborock, available in Amazon.com, date first available Nov. 29, 2022 [online], [site visited Apr. 21, 2025], Available from internet URL: https://www.amazon.com/dp/B0BNL112N6 (Year: 2022).
  • Roborock Original Washable Filter for Qrevo MasterQrevo Slim Robot Vacuum Cleaner, Roborock Robot Vacuum Cleaner Accessories (Pack of 2) downloaded on Aug. 26, 2025.
  • KR_DM239369-1st Office Action mailed Jul. 17, 2025.
Patent History
Patent number: D1097404
Type: Grant
Filed: Aug 8, 2024
Date of Patent: Oct 7, 2025
Assignee: Beijing Roborock Technology Co., Ltd. (Beijing)
Inventors: Baokui Zhang (Beijing), Yiping Qiu (Beijing)
Primary Examiner: Lakiya G Rogers
Assistant Examiner: Jennylou M Binas
Application Number: 35/522,167