Patent Assignment
Reel/Frame 050165/0273
Change of Name
Recorded: 2019-08-07
Pages: 6
Assignor
CLOUDMARK, INC.
Executed: 2017-11-21
Assignee
CLOUDMARK LLC
128 KING STREET, SECOND FLOOR, SAN FRANCISCO, CALIFORNIA, 24107
Covered Properties
(11)
Method and Apparatus to Enable Mass Message Publications to Reach a Client Equipped with a Filter
Patent:
7,539,729 →
Application:
10/663,204 →
Method and Apparatus to Block Spam Based on Spam Reports from a Community of Users
Method and an Apparatus to Screen Electronic Communications
Methods and Apparatuses for Classifying Electronic Documents
Methods and Apparatuses for Classifying Electronic Documents
Systems and Methods for Filtering Contents of a Publication
Patent:
8,171,091 →
Application:
12/470,795 →
Apparatus and Method for Augmenting a Message to Facilitate Spam Identification
Systems and Methods of Identifying Suspicious Hostnames
Apparatus and Method for Identifying a Domain Name System Resource Exhaustion Attack
Apparatus and Method for Identifying Domain Name System Tunneling, Exfiltration and Infiltration
Systems and Methods of Identifying Suspicious Hostnames
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 21, 2012
From: PRAKASH, VIPUL VED
To: CLOUDMARK, INC.
Reel/Frame 028243/0672 →
Assignment of Assignor's Interest
Oct 7, 2014
From: COOK, NEIL; LEMARIÉ, OLIVIER; STEMM, MARK RICHARD
To: CLOUDMARK, INC.
Reel/Frame 033906/0751 →
Assignment of Assignor's Interest
Oct 7, 2014
From: STEMM, MARK RICHARD; JOHNS, ARLYN ROBERT
To: CLOUDMARK, INC.
Reel/Frame 033903/0566 →
Assignment of Assignor's Interest
Oct 7, 2014
From: COOK, NEIL; LEMARIÉ, OLIVIER; LEHMANN, AARON ALEXANDER
To: CLOUDMARK, INC.
Reel/Frame 033906/0642 →
Release of Security Interest
Dec 10, 2015
From: VENTURE LENDING & LEASING IV, INC.; VENTURE LENDING & LEASING V, INC.
To: CLOUDMARK, INC.
Reel/Frame 037264/0562 →
Assignment of Assignor's Interest
Dec 22, 2016
From: STEMM, MARK RICHARD; JOHNS, ARLYN ROBERT
To: CLOUDMARK, INC.
Reel/Frame 040748/0815 →
Change of Name
May 17, 2018
From: CLOUDMARK, INC.
To: CLOUDMARK LLC
Reel/Frame 046182/0661 →
Assignment of Assignor's Interest
May 17, 2018
From: CLOUDMARK LLC
To: PROOFPOINT, INC.
Reel/Frame 045836/0690 →
Assignment of Assignor's Interest
Aug 7, 2019
From: PRAKASH, VIPUL VED; STEMM, MARK RICHARD
To: CLOUDMARK, INC.
Reel/Frame 049989/0834 →
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 →
Corrective Assignment to Correct the Assignee's Name on the Cover Sheet and Inside the Assignment Document Previously Recorded at Reel: 015300 Frame: 0979. Assignor(S) Hereby Confirms the Assignment.
May 13, 2022
From: VIPUL VED PRAKASH
To: CLOUDMARK INC.
Reel/Frame 060894/0808 →
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 →