Patent Assignment
Reel/Frame 063931/0181
Assignment of Assignor's Interest
Recorded: 2023-06-13
Pages: 8
Assignors
ZHANG, LEILEI
Executed: 2023-05-26
HAVELKA-RIVARD, PAMELA
Executed: 2023-05-26
DONOVAN, AARON
Executed: 2023-06-01
PEREZ, COVADONGA
Executed: 2023-05-28
Assignee
PERIMETER SOLUTIONS LP
8000 MARYLAND, SUITE 350, CLAYTON, MISSOURI, 63105
Covered Properties
(2)
Fluorine-Free Firefighting Foams for Use in Sprinklers
Application:
18/130,482 →
Publication:
US 2023/0310918
Fluorine-Free Firefighting Foams for Use in Sprinklers
Application:
63/327,198 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Patent Security Agreement
Dec 19, 2025
From: PERIMETER SOLUTIONS LP
To: MORGAN STANLEY SENIOR FUNDING, INC., AS ADMINISTRATIVE AGENT
Reel/Frame 074007/0465 →
Security Interest
Jan 2, 2026
From: PERIMETER SOLUTIONS LP
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 073353/0552 →
Notes Patent Security Agreement
Jan 2, 2026
From: PERIMETER SOLUTIONS LP
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 074174/0258 →