USD376607SExpiredUtility

Spiral binder

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Assignee: UNICOIL INCPriority: Oct 6, 1995Filed: Oct 6, 1995Granted: Dec 17, 1996
Est. expiryOct 6, 2015(expired)· nominal 20-yr term from priority
Inventors:John H. MarKevin L. EngelbertMark HastingsRandy C. Peterson
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PatentIndex Score
3
Cited by
21
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a spiral binder, as shown.

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