USD311088SExpiredUtility

Protective hat

60
Assignee: VARGO JOHNPriority: Jan 2, 1981Filed: Jan 2, 1981Granted: Oct 9, 1990
Est. expiryJan 2, 2001(expired)· nominal 20-yr term from priority
Inventors:John H. Vargo
60
PatentIndex Score
10
Cited by
0
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a protective hat, as shown and described.

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