USD329799SExpiredUtility
Portable swinging door lock
Individually held — no corporate assignee on recordPriority: Sep 26, 1990Filed: Sep 26, 1990Granted: Sep 29, 1992
Est. expirySep 26, 2010(expired)· nominal 20-yr term from priority
Inventors:Eva C. Conklin
61
PatentIndex Score
19
Cited by
13
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a portable swinging door lock, as shown and described.
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