USD311704SExpiredUtility

Pavement marker

63
Assignee: MINNESOTA MINING & MFGPriority: Jun 30, 1988Filed: Jun 30, 1988Granted: Oct 30, 1990
Est. expiryJun 30, 2008(expired)· nominal 20-yr term from priority
Inventors:David C. May
63
PatentIndex Score
9
Cited by
11
References
1
Claims

Claims

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

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