USD1107235SActiveUtility
Portable oxygen concentrator
Assignee: SHENZHEN SIJIE BORUI TECH CO LTDPriority: Jun 18, 2024Filed: Jun 18, 2024Granted: Dec 23, 2025
Est. expiryJun 18, 2044(~17.9 yrs left)· nominal 20-yr term from priority
Inventors:Bing Zhu
32
PatentIndex Score
0
Cited by
22
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a portable oxygen concentrator, as shown and described.Join the waitlist — get patent alerts
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