Filter cartridge
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Description
The broken lines in the figures show portions of the filter cartridge that form no part of the claimed design.
Claims
The ornamental design of a filter cartridge, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D977610
Type: Grant
Filed: Mar 19, 2019
Date of Patent: Feb 7, 2023
Assignee: SOCLEAN INC. (Peterborough, NH)
Inventor: Kurt Michael Maw (Salem, MA)
Primary Examiner: Calvin E Vansant
Application Number: 29/684,213
Type: Grant
Filed: Mar 19, 2019
Date of Patent: Feb 7, 2023
Assignee: SOCLEAN INC. (Peterborough, NH)
Inventor: Kurt Michael Maw (Salem, MA)
Primary Examiner: Calvin E Vansant
Application Number: 29/684,213
Classifications