USD481074SExpiredUtility

Expanding file

81
Assignee: IT S ACADEMIC OF ILLINOIS INCPriority: Oct 29, 2002Filed: Oct 29, 2002Granted: Oct 21, 2003
Est. expiryOct 29, 2022(expired)· nominal 20-yr term from priority
Inventors:Bruce ShapiroDavid D. StoneDavid Shapiro
81
PatentIndex Score
28
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an expanding file, substantially as shown and described.

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