USD275250SExpiredUtility

Collapsible clip-on desk extension for a file cabinet

64
Individually held — no corporate assignee on recordPriority: Jun 12, 1980Filed: Jun 12, 1980Granted: Aug 28, 1984
Est. expiryJun 12, 2000(expired)· nominal 20-yr term from priority
Inventors:Alvin H. Kirsner
64
PatentIndex Score
17
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a collapsible clip-on desk extension for a file cabinet, as shown and described.

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