Granted Patent
S1
US 746,429 · App. 29/470,462 · Granted Dec 29, 2015
Sub-plenum directional airfoil
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Claims (1)
The ornamental design for a sub-plenum directional airfoil, as shown, and described.
Assignments (8)
CHANGE OF NAME
Recorded Jun 11, 2025
From: RAYMOND & LAE ENGINEERING, LLC
To: PARAMETER LLC
Reel/Frame 071558/0222 →
RELEASE OF SECURITY INTEREST
Recorded Dec 5, 2023
From: NXGEN LLC
To: RAYMOND & LAE ENGINEERING, INC.
Reel/Frame 065768/0435 →
CHANGE OF NAME
Recorded Dec 5, 2023
From: RAYMOND & LAE ENGINEERING, INC.
To: RAYMOND & LAE ENGINEERING, LLC
Reel/Frame 065788/0091 →
SECURITY INTEREST
Recorded Nov 17, 2023
From: RAYMOND & LAE ENGINEERING, LLC
To: TREE LINE CAPITAL PARTNERS, LLC
Reel/Frame 065594/0740 →
CORRECTIVE ASSIGNMENT TO CORRECT THE NATURE OF CONVEYANCE SHOULD BE CORRECTED TO ASSIGNMENT AND THE EXECUTION DATE SHOULD BE CORRECTED TO APRIL 5, 2017 PREVIOUSLY RECORDED AT REEL: 042206 FRAME: 0365. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded Oct 30, 2023
From: NXGEN LLC
To: RAYMOND & LAE ENGINEERING, INC.
Reel/Frame 066253/0865 →
SECURITY INTEREST
Recorded Oct 30, 2023
From: RAYMOND & LAE ENGINEERING, INC.
To: NXGEN LLC
Reel/Frame 065396/0713 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Apr 20, 2017
From: MEYER, GARY
To: NXGEN,LLC
Reel/Frame 042128/0774 →
SECURITY INTEREST
Recorded Apr 10, 2017
From: NXGEN,LLC
To: RAYMOND & LAE ENGINEERING,INC
Reel/Frame 042206/0365 →