Patent Assignment
Reel/Frame 050295/0665
Assignment of Assignor's Interest
Recorded: 2019-09-06
Pages: 8
Assignor
BRASKEM EUROPE GMBH
Executed: 2019-03-29
Assignee
BRASKEM AMERICA, INC.
1735 MARKET STREET, 28TH FLOOR, PHILADELPHIA, PENNSYLVANIA, 19103
Covered Properties
(12)
Internal Donor for Olefin Polymerization Catalysts
PCT:
PCT/US2009/048579 ↗
Internal Donor Structure for Olefin Polymerization Catalysts and Methods of Making and Using Same
PCT:
PCT/US2012/069220 ↗
Boron-Based Electron Donors for Ziegler-Natta Catalyst Systems
PCT:
PCT/US2018/046538 ↗
Internal Donor for Olefin Polymerization Catalysts
Internal and External Donor Compounds for Olefin Polymerization Catalysts Iii
Internal Donor Structure for Olefin Polymerization Catalysts and Methods of Making and Using Same
Internal Donor Structure for Olefin Polymerization Catalysts and Methods of Making and Using Same
Combined Internal Donor System for Ziegler-Natta Polyolefin Catalysts and Methods of Making and Using Same
Internal Donor Structure for Olefin Polymerization Catalysts and Methods of Making and Using Same
Internal Donor Structure for Olefin Polymerization Catalysts and Methods of Making and Using Same
Boron-Based Electron Donors for Ziegler-Natta Catalyst Systems
Boron-Based Electron Donors for Ziegler-Natta Catalyst Systems
Application:
62/545,272 →
Related Assignments
(20)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 1, 2008
From: CHANG, MAIN
To: BASF CATALYSTS LLC
Reel/Frame 021330/0043 →
Assignment of Assignor's Interest
Mar 1, 2010
From: CHANG, MAIN
To: BASF CATALYSTS LLC
Reel/Frame 024005/0405 →
Merger
Jul 7, 2011
From: BASF CATALYSTS LLC
To: BASF CORPORATION
Reel/Frame 026553/0352 →
Assignment of Assignor's Interest
Nov 30, 2011
From: CHANG, MAIN
To: BASF CORPORATION
Reel/Frame 027301/0691 →
Assignment of Assignor's Interest
Aug 12, 2014
From: MARIN, VLADIMIR P.; HINTOLAY, AHMED; CHANG, MAIN; O'REILLY, NEIL
To: BASF CORPORATION
Reel/Frame 033516/0518 →
Assignment of Assignor's Interest
Nov 19, 2015
From: CHANG, MAIN
To: BASF CORPORATION
Reel/Frame 037090/0490 →
Assignment of Assignor's Interest
Oct 22, 2016
From: BASF CORPORATION
To: W. R. GRACE & CO. - CONN.
Reel/Frame 040255/0136 →
Security Interest
Apr 3, 2018
From: W. R. GRACE & CO.-CONN.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 045828/0683 →
Assignment of Assignor's Interest
Sep 6, 2019
From: W. R. GRACE & CO.-CONN.
To: BRASKEM AMERICA, INC.; BRASKEM SA; BRASKEM EUROPE GMBH
Reel/Frame 050294/0690 →
Assignment of Assignor's Interest
Sep 6, 2019
From: BRASKEM SA
To: BRASKEM AMERICA, INC.
Reel/Frame 050295/0009 →
Term Loan Security Agreement
Sep 23, 2021
From: W. R. GRACE & CO.-CONN.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 057594/0104 →
Release of Security Interest
Sep 23, 2021
From: GOLDMAN SACHS BANK USA
To: W. R. GRACE & CO.-CONN.
Reel/Frame 057594/0026 →
Notes Security Agreement
Sep 23, 2021
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 057594/0156 →
Assignment of Assignor's Interest
Feb 22, 2022
From: FERNANDES, JONAS ALVES
To: BRASKEM AMERICA, INC.
Reel/Frame 059063/0863 →
Assignment of Assignor's Interest
Feb 22, 2022
From: NGUYEN, BINH THANH
To: W.R. GRACE & CO.-CONN.
Reel/Frame 059063/0815 →
Security Interest
Apr 2, 2023
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 063199/0472 →
Security Interest
Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 072519/0265 →
Security Interest
Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 072519/0240 →
Security Agreement (Notes)
Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 072520/0653 →
Notes Security Interest
Jan 29, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 074532/0229 →