Patent Assignment
Reel/Frame 051130/0405
Assignment of Assignor's Interest
Recorded: 2019-11-27
Pages: 2
Assignor
NGUYEN, HAROLD
Executed: 2019-11-21
Assignee
PROOFPOINT, INC.
892 ROSS DRIVE, SUNNYVALE, CALIFORNIA, 94089
Covered Property
(1)
Message Management Platform for Performing Impersonation Analysis & Detection
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
First Lien Intellectual Property Security Agreement
Aug 31, 2021
From: PROOFPOINT, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057389/0615 →
Second Lien Intellectual Property Security Agreement
Aug 31, 2021
From: PROOFPOINT, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057389/0642 →
Release of Second Lien Security Interest in Intellectual Property
Mar 21, 2024
From: GOLDMAN SACHS BANK USA, AS AGENT
To: PROOFPOINT, INC.
Reel/Frame 066865/0648 →
Second Lien Intellectual Property Security Agreement
Dec 8, 2025
From: PROOFPOINT, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 073889/0677 →