IP Library › Assignment 020204/0815
Patent Assignment
Reel/Frame 020204/0815

Assignment of Assignor's Interest

Recorded: 2007-12-06 Pages: 5
Assignor
KIRSCH, STEVEN T.
Executed: 2007-12-05
Assignee
ABACA TECHNOLOGY CORPORATION
1010 RINCON CIRCLE, SAN JOSE, CALIFORNIA, 95131
Covered Property (1)
Email Filtering Using Recipient Reputation
Patent: 7,783,597 →
Application: 11/951,110 →
Publication: US 2009/0037469
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 29, 2013
From: ABACA TECHNOLOGY CORPORATION
To: PROOFPOINT, INC.
Reel/Frame 031692/0233 →
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 →