Patent Assignment
Reel/Frame 032957/0286
Assignment of Assignor's Interest
Recorded: 2014-05-23
Pages: 11
Assignee
W.R. GRACE & CO. - CONN.
7500 GRACE DRIVE, COLUMBIA, MARYLAND, 21044
Covered Properties
(4)
Procatalyst Composition with Substituted Amide Ester Internal Electron Donor
Halogenated Amide Ester and Internal Electron Donor with Same
Amide Ester Internal Electron Donor and Process
Procatalyst Composition with Substituted Amide Ester Internal Electron Donor
Related Assignments
(20)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 16, 2013
From: CHEN, LINFENG; LEUNG, TAK W.; TAO, TAO; GAO, KUANQIANG
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 030426/0453 →
Assignment of Assignor's Interest
Sep 9, 2013
From: CHEN, LINFENG; WILLIAMS, CLARK C.; LEUNG, TAK W.; TAO, TAO
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 031164/0650 →
Change of Name
Sep 9, 2013
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 031189/0451 →
Corrective Assignment to Correct the to Remove Incorrect Serial No. 12/580,412 Previously Recorded on Reel 030427 Frame 0792. Assignor(S) Hereby Confirms the Change of Name.
Nov 6, 2013
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 031588/0677 →
Change of Name
Nov 6, 2013
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 031588/0848 →
Assignment of Assignor's Interest
Nov 6, 2013
From: CHEN, LINFENG; LEUNG, TAK W.; TAO, TAO; GAO, KUANQIANG
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 031552/0953 →
Security Agreement
Feb 4, 2014
From: W.R. GRACE & CO.-CONN.
To: GOLDMAN SACHS BANK USA, AS THE COLLATERAL AGENT
Reel/Frame 032159/0384 →
Assignment of Assignor's Interest
Nov 11, 2014
From: CHEN, LINFENG; LEUNG, TAK W.; TAO, TAO; GAO, KUANQUIANG
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 034146/0159 →
Assignment of Assignor's Interest
Nov 12, 2014
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 034207/0340 →
Corrective Assignment to Correct the Nature of Conveyance to "Change of Name" Previously Recorded on Reel 034207 Frame 0340. Assignor(S) Hereby Confirms the Change of Name.
Dec 4, 2014
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 034743/0890 →
Corrective Assignment to Correct the Assignor Name to "Kuanqiang Gao" Previously Recorded on Reel 034146 Frame 0159. Assignor(S) Hereby Confirms the Assignment.
Mar 16, 2015
From: CHEN, LINFENG; LEUNG, TAK W.; TAO, TAO; SHU, JAMES X.
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 035206/0974 →
Security Interest
Apr 3, 2018
From: W. R. GRACE & CO.-CONN.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 045828/0683 →
Release of Security Agreement Recorded at Reel/Frame No.: 032159/0384
Apr 3, 2018
From: GOLDMAN SACHS BANK USA, AS THE COLLATERAL AGENT
To: W.R. GRACE & CO.-CONN.
Reel/Frame 045832/0887 →
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 →
Security Interest
Feb 17, 2023
From: W.R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 062792/0510 →
Security Interest
Apr 2, 2023
From: W. R. GRACE & CO.-CONN.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 063199/0472 →
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 →