USD586461SExpiredUtility
Port plug for a respiratory mask
Est. expiryJan 12, 2026(expired)· nominal 20-yr term from priority
Inventors:Philip Thomas Stallard
32
PatentIndex Score
0
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a port plug for a respiratory mask, as shown and described.Join the waitlist — get patent alerts
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