Patent Assignment
Reel/Frame 020174/0649
Assignment of Assignor's Interest
Recorded: 2007-12-02
Pages: 6
Assignor
PROPEL SOFTWARE CORPORATION
Executed: 2007-11-20
Assignee
ABACA TECHNOLOGY CORPORATION
1010 RINCON CIRCLE, SAN JOSE, CALIFORNIA, 95131
Covered Properties
(10)
Method for Filtering E-Mail Messages
PCT:
PCT/US2004/007034 ↗
Unsolicited Electronic Mail Detection Method Using Encoded Signatures
Patent:
6,772,196 →
Application:
09/626,600 →
Method for filtering e-mail messages
Application:
10/384,278 →
Publication:
US 2004/0177120
Method for Creating a Whitelist for Processing E-Mails
Method and System for Categorizing and Processing E-Mails
Database for receiving, storing and compiling information about email messages
Application:
10/683,599 →
Publication:
US 2005/0091319
Method and system for categorizing and processing e-mails
Application:
10/683,951 →
Publication:
US 2005/0080857
Method and system for categorizing and processing e-mails
Application:
10/685,090 →
Publication:
US 2005/0091320
E-mail filter employing adaptive ruleset
Application:
10/703,844 →
Publication:
US 2005/0102366
Method and system for categorizing and processing e-mails based upon information in the message header and SMTP session
Application:
10/796,809 →
Publication:
US 2005/0198159
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 24, 2007
From: KIRSCH, STEVEN T
To: PROPEL SOFTWARE CORPORATION
Reel/Frame 020006/0364 →
Assignment of Assignor's Interest
Nov 29, 2013
From: ABACA TECHNOLOGY CORPORATION
To: PROOFPOINT, INC.
Reel/Frame 031692/0233 →
Corrective Assignment to Correct the Missing Assignor Name Kenneth P Kiraly Previously Recorded on Reel 011156 Frame 0685. Assignor(S) Hereby Confirms the Assignment.
Aug 11, 2021
From: KIRSCH, STEVEN T; KIRALY, KENNETH P
To: PROPEL SOFTWARE CORPORATION
Reel/Frame 057178/0127 →
Second Lien Intellectual Property Security Agreement
Aug 31, 2021
From: PROOFPOINT, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057389/0642 →
First Lien Intellectual Property Security Agreement
Aug 31, 2021
From: PROOFPOINT, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057389/0615 →
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 →