Patent Assignment
Reel/Frame 019162/0236
Assignment of Assignor's Interest
Recorded: 2007-04-12
Pages: 3
Assignee
PROOFPOINT, INC.
10201 TORRE AVENUE, CUPERTINO, CALIFORNIA, 95014
Covered Property
(1)
Apparatus and Method for Detecting Images Within Spam
Patent:
8,290,311 →
Application:
11/652,716 →
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 →