USD490539SExpiredUtility

Security door

Assignee: HEASLEY RICHARDPriority: Feb 14, 2003Filed: Feb 14, 2003Granted: May 25, 2004
Est. expiryFeb 14, 2023(expired)· nominal 20-yr term from priority
Inventors:Richard Heasley
24
PatentIndex Score
3
Cited by
4
References
1
Claims

Claims

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

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