IP Library › Assignment 031132/0505
Patent Assignment
Reel/Frame 031132/0505

Assignment of Assignor's Interest

Recorded: 2013-09-04 Pages: 3
Assignor
RYU, SEI-HYUNG
Executed: 2013-08-15
Assignee
CREE, INC.
4600 SILICON DRIVE, DURHAM, NORTH CAROLINA, 27703
Covered Property (1)
Wide Band-Gap MOSFETs Having a Heterojunction Under Gate Trenches Thereof and Related Methods of Forming Such Devices
Patent: 8,415,671 →
Application: 12/761,518 →
Publication: US 2011/0254010
Related Assignments (8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 16, 2010
From: ZHANG, QINGCHUN
To: CREE, INC.
Reel/Frame 024243/0441 →
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 072992/0381 →
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 →
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 Sep 30, 2025
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072992/0588 →
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 Mar 26, 2026
From: WOLFSPEED, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 075280/0919 →