USD443497SExpiredUtility

Door lock

35
Priority: Apr 25, 2000Filed: Apr 25, 2000Granted: Jun 12, 2001
Est. expiryApr 25, 2020(expired)· nominal 20-yr term from priority
Inventors:Blair E. Johns
35
PatentIndex Score
3
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a door lock, as shown and described.

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