Patent Assignment
Reel/Frame 029342/0048
Confirmatory License
Recorded: 2012-10-31
Pages: 2
Assignor
CREE INCORPORATED
Executed: 2008-10-06
Assignee
NAVY, SECRETARY OF THE UNITES STATES OF AMERICA
OFFICE OF NAVAL RESEARCH, 875 NORTH RANDOLPH STREET, ARLINGTON, VIRGINIA, 22203-1995
Covered Property
(1)
Methods of Forming Silicon Carbide Switching Devices Including P-Type Channels
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 28, 2007
From: DAS, MRINAL KANTI; ZHANG, QINGCHUN; RYU, SEI-HYUNG
To: CREE, INC.
Reel/Frame 019494/0127 →
Security Interest
Jun 30, 2023
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION
Reel/Frame 064185/0755 →
Notice of Grant of Security Interest in Intellectual Property
Sep 30, 2025
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072992/0113 →
Notice of Grant of Security Interest in Intellectual Property
Sep 30, 2025
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072992/0381 →
Notice of Grant of Security Interest in Intellectual Property
Sep 30, 2025
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072992/0467 →
Notice of Grant of Security Interest in Intellectual Property
Sep 30, 2025
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072992/0588 →
Release of Security Interest in Intellectual Property Collateral at Reel/Frame No. 64185/0755
Sep 30, 2025
From: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: WOLFSPEED, INC.
Reel/Frame 072989/0001 →
Notice of Grant of Security Interest in Intellectual Property
Mar 26, 2026
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 075280/0919 →