IP Library › Assignment 074192/0694
Patent Assignment
Reel/Frame 074192/0694

Assignment of Assignor's Interest

Recorded: 2026-03-26 Pages: 6
Assignor
W.R. GRACE & CO.- CONN.
Executed: 2026-02-25
Assignee
BRASKEM AMERICA, INC.
1735 MARKET STREET, 28TH FLOOR, PHILADELPHIA, PENNSYLVANIA, 19103
Covered Property (1)
Electron Donors for Ziegler-Natta Precatalyst Preparation and Catalyst System for Olefin Polymerization
Application: 16/491,098 →
Publication: US 2020/0010586
Related Assignments (10)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 6, 2019
From: BRASKEM SA
To: BRASKEM AMERICA, INC.
Reel/Frame 050295/0371 →
Assignment of Assignor's Interest Sep 6, 2019
From: BRASKEM EUROPE GMBH
To: BRASKEM AMERICA, INC.
Reel/Frame 050295/0922 →
Joint Ownership Acknowledgement Jan 22, 2020
From: W. R. GRACE & CO.-CONN.
To: BRASKEM AMERICA, INC.; BRASKEM SA; BRASKEM EUROPE GMBH
Reel/Frame 051668/0476 →
Assignment of Assignor's Interest Feb 5, 2021
From: FERNANDES, JONAS ALVES
To: BRASKEM AMERICA, INC.
Reel/Frame 055166/0850 →
Assignment of Assignor's Interest Feb 5, 2021
From: NGUYEN, BINH THANH; XI, ZHENXING
To: W.R. GRACE & CO.-CONN.
Reel/Frame 055167/0104 →
Security Agreement (Supplemental No. 2) Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 072497/0481 →
Security Interest Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 072519/0240 →
Security Interest Aug 19, 2025
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 072519/0265 →
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 →