USD300364SExpiredUtility

Screen door

40
Assignee: COLUMBIA MFG CORPORATIONPriority: Jan 31, 1986Filed: Jan 31, 1986Granted: Mar 21, 1989
Est. expiryJan 31, 2006(expired)· nominal 20-yr term from priority
Inventors:Harry M. Riegelman
40
PatentIndex Score
4
Cited by
1
References
1
Claims

Claims

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

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