Patent Assignment
Reel/Frame 049381/0852
Assignment of Assignor's Interest
Recorded: 2019-06-05
Pages: 4
Assignor
CHEN, LINFENG
Executed: 2009-04-13
Assignee
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC
2020 DOW CENTER, MIDLAND, MICHIGAN, 48674
Covered Property
(1)
Catalyst Composition with Mixed Selectivity Control Agent and Method
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 6, 2019
From: UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 049394/0542 →
Assignment of Assignor's Interest
Jun 7, 2019
From: DOW GLOBAL TECHNOLOGIES LLC; UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC
To: W. R. GRACE & CO.-CONN.
Reel/Frame 049404/0777 →
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 (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 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 →