USD677378SActiveUtility
Oral sleep appliance
Est. expiryMay 12, 2031(~4.8 yrs left)· nominal 20-yr term from priority
Inventors:Ronald W. Hughes
33
PatentIndex Score
3
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a oral sleep appliance, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.