Patent Assignment
Reel/Frame 054551/0734
Assignment of Assignor's Interest
Recorded: 2020-12-04
Pages: 14
Assignee
CORPORATION DE L'ÉCOLE POLYTECHNIQUE DE MONTRÉAL
2500 CHEMIN DE POLYTECHNIQUE, MONTRÉAL, H3T 1J4, CANADA
Covered Properties
(2)
Fast Method for Implementing Discrete Sine Transform Type Vii (Dst 7)
Titanium Dioxide Catalyzed Butadiene Polymer Based Oxygen Scavenging System
Application:
62/928,043 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 8, 2020
From: CORPORATION DE L'ÉCOLE POLYTECHNIQUE DE MONTRÉAL
To: POLYVALOR, LIMITED PARTNERSHIP
Reel/Frame 054578/0215 →
Security Interest
Jan 27, 2021
From: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 055139/0731 →
Correction by Declaration of Incorrect Serial Number 17/082,772 Recorded at Reel/Frame 054551/0734
Oct 9, 2022
From: TENCENT AMERICA LLC
To: TENCENT AMERICA LLC
Reel/Frame 061629/0704 →
Release of Security Interest
Mar 6, 2026
From: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (AS SUCCESSOR IN INTEREST TO U.S. BANK NATIONAL ASSOCIATION), AS COLLATERAL AGENT
To: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC
Reel/Frame 075021/0794 →