USD406536SExpiredUtility
End-of-life indicator for a water treatment device
Est. expiryFeb 23, 2018(expired)· nominal 20-yr term from priority
62
PatentIndex Score
12
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an end-of-life indicator for a water treatment device, as shown and described.
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