Patent Assignment
Reel/Frame 025545/0296
Assignment of Assignor's Interest
Recorded: 2010-12-28
Pages: 6
Assignors
MARTINEZ, JAVIER GARCIA
Executed: 2010-12-17
DIGHT, LAWRENCE B.
Executed: 2010-12-20
SPERONELLO, BARRY K.
Executed: 2010-12-28
Assignee
RIVE TECHNOLOGY, INC.
ONE CANAL PARK, 4TH FLOOR, CAMBRIDGE, MASSACHUSETTS, 02141
Covered Property
(1)
Methods for Enhancing the Mesoporosity of Zeolite-Containing Materials
Related Assignments
(10)
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 →
Acknowledgment of Exclusive Licenses
May 31, 2018
From: RIVE TECHNOLOGY INC.
To: ZEOLYST INTERNATIONAL
Reel/Frame 046280/0954 →
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 →