IP Library › Granted Patent US 711,509
Granted Patent S1
US 711,509 · App. 29/442,171 · Granted Aug 19, 2014

Aeration butterfly valve

Inventor: David E. Sisk (Bonne Terre, MO)
Assignee: Bulk Tank Inc.
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Quick Facts
Patent No.
US 711,509
App. No.
29/442,171
Granted
Aug 19, 2014
Kind
S1
Claims (1)

The ornamental design for the aeration butterfly valve, as shown and described.

Assignments (1)
SECURITY INTEREST Recorded Jun 10, 2016
From: BULK TANK, INC.
To: CARROLLTON BANK
Reel/Frame 038880/0098 →