Patent Assignment
Reel/Frame 024207/0269
Assignment of Assignor's Interest
Recorded: 2010-04-08
Pages: 8
Assignors
DIGHT, LAWRENCE B.
Executed: 2010-03-04
GARCIA MARTINEZ, JAVIER
Executed: 2010-04-02
VALLA, IOULIA
Executed: 2010-03-31
JOHNSON, MARVIN M.
Executed: 2010-03-01
Assignee
RIVE TECHNOLOGY, INC.
ONE CANAL PARK, 4TH FLOOR, CAMBRIDGE, MASSACHUSETTS, 02141
Covered Property
(1)
Compositions and Methods for Improving the Hydrothermal Stability of Mesostructured Zeolites by Rare Earth Ion Exchange
Related Assignments
(9)
Other recorded transfers of the patent in this record — the chain of ownership.
Intellectual Property Security Agreement
Feb 12, 2016
From: RIVE TECHNOLOGY, INC.
To: HERCULES TECHNOLOGY GROWTH CAPITAL, INC., AS AGENT
Reel/Frame 037809/0115 →
Release of Security Interest
Apr 24, 2018
From: HERCULES CAPITAL, INC.
To: RIVE TECHNOLOGY, INC.
Reel/Frame 046008/0573 →
Assignment of Assignor's Interest
Aug 27, 2019
From: RIVE TECHNOLOGY, INC.
To: W. R. GRACE & CO.-CONN.
Reel/Frame 050182/0427 →
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 063237/0252 →
Security Interest
Apr 2, 2023
From: W. R. GRACE & CO.-CONN.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 063237/0262 →
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 →
Release of Security Interest Supplement No. 1, Recorded at Reel/Frame 063237/0252
Feb 2, 2026
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: W. R. GRACE & CO.-CONN.
Reel/Frame 074612/0939 →