Dust bag
Description
The broken lines in the drawings illustrate the portions of the dust bag, which form no part of the claimed design.
Claims
The ornamental design for a dust bag, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Filter Dust Bag For Irobots Roombas (on-line), no date available. Retrieved from Internet Dec. 22, 2022, URL: https://www.alibaba.com/product-detail/Avoid-Patents-Sweeper-Robot-Vacuum-Cleaner_1600509371475.html (1 page).
Patent History
Patent number: D980564
Type: Grant
Filed: Sep 14, 2022
Date of Patent: Mar 7, 2023
Assignee: Suzhou HIFINE Environment Protection Technology Co., Ltd (Suzhou)
Inventor: Zhengfang Zhu (Suzhou)
Primary Examiner: Kimberly Barnes
Application Number: 29/853,312
Type: Grant
Filed: Sep 14, 2022
Date of Patent: Mar 7, 2023
Assignee: Suzhou HIFINE Environment Protection Technology Co., Ltd (Suzhou)
Inventor: Zhengfang Zhu (Suzhou)
Primary Examiner: Kimberly Barnes
Application Number: 29/853,312
Classifications
Current U.S. Class:
For Vacuum Cleaner (D32/31)