USD250420SExpiredUtility

Vent

Assignee: DIVERSIFIED INSULATIONPriority: May 6, 1977Filed: May 6, 1977Granted: Nov 28, 1978

Est. expiryMay 6, 1997(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a vent, substantially as shown and described.

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