Patent Assignment
Reel/Frame 030321/0876
Assignment of Assignor's Interest
Recorded: 2013-04-30
Pages: 3
Assignor
STEMM, MARK
Executed: 2013-04-23
Assignee
CLOUDMARK, INC.
128 KING STREET, 2ND FLR, SAN FRANCISCO, CALIFORNIA, 94107
Covered Property
(1)
Apparatus and Method for Augmenting a Message to Facilitate Spam Identification
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 7, 2019
From: CLOUDMARK, INC.
To: CLOUDMARK LLC
Reel/Frame 050165/0273 →
Assignment of Assignor's Interest
Aug 8, 2019
From: CLOUDMARK LLC
To: PROOFPOINT, INC.
Reel/Frame 049997/0796 →
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 →