USD285772SExpiredUtility
Dead-bolt lock
Est. expiryMay 11, 2004(expired)· nominal 20-yr term from priority
Inventors:Ronald N. Oliver
92
PatentIndex Score
49
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a dead-bolt lock, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.