Patent Assignment
Reel/Frame 035402/0412
Assignment of Assignor's Interest
Recorded: 2015-04-14
Pages: 4
Assignors
DUMA, VIOREL D.
Executed: 2015-01-09
WOODS, MATTHEW P.
Executed: 2015-01-12
PLECHA, STANISLAW
Executed: 2015-01-12
Assignee
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE, COLUMBIA, MARYLAND, 21044
Covered Property
(1)
Novel Resid Hydrotreating Catalyst
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest (Supplemental No. 3)
Jan 22, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 074475/0514 →
Supplement No. 1 to Patent Security Agreement
Jan 23, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 074503/0861 →
Supplement No. 3 to Patent Security Agreement
Jan 23, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 074503/0889 →
Supplement No. 3 to Patent Security Agreement
Jan 23, 2026
From: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 074503/0898 →
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 →
Release of Security Interest Supplement No. 3
Feb 2, 2026
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: W. R. GRACE & CO.-CONN.; ADVANCED REFINING TECHNOLOGIES LLC
Reel/Frame 074612/0540 →