USD307441SExpiredUtility

Self-adjusting book mark

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Assignee: ROBERSON JR WALTER HPriority: Sep 8, 1986Filed: Sep 8, 1986Granted: Apr 24, 1990
Est. expirySep 8, 2006(expired)· nominal 20-yr term from priority
Inventors:Walter H. Roberson, Jr.
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PatentIndex Score
6
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a self-adjusting book mark, as shown and described.

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