USD1064821SActiveUtility
Vacuum stopper
Assignee: ZHUHAI KELITONG ELECTRONIC CO LTDPriority: Apr 23, 2021Filed: Oct 18, 2021Granted: Mar 4, 2025
Est. expiryApr 23, 2041(~14.7 yrs left)· nominal 20-yr term from priority
Inventors:Xiaoxian Song
38
PatentIndex Score
0
Cited by
41
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a vacuum stopper, as shown and described.Join the waitlist — get patent alerts
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