Patent Assignment
Reel/Frame 055981/0696
Assignment of Assignor's Interest
Recorded: 2021-04-20
Pages: 5
Assignee
NEO CHEMICALS & OXIDES, LLC
1801 E. PRENTICE AVENUE, GREENWOOD VILLAGE, COLORADO, 80111
Covered Property
(1)
Cerium-Lanthanum Treatment Method For Reduction of Contaminants in Wastewater Membrane Bioreactors
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 21, 2021
From: NEO CHEMICALS & OXIDES, LLC
To: NEO WATER TREATMENT LLC
Reel/Frame 056608/0790 →
Assignment of Assignor's Interest
Jul 2, 2021
From: NEO CHEMICALS & OXIDES, LLC
To: NEO WATER TREATMENT LLC
Reel/Frame 056744/0621 →
Assignment of Assignor's Interest
Aug 29, 2025
From: NEO WATER TREATMENT LLC
To: MP MINE OPERATIONS LLC
Reel/Frame 072448/0018 →
Short Form Patent Security Agreement
Sep 5, 2025
From: MP MINE OPERATIONS LLC; SECURE NATURAL RESOURCES LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 072818/0718 →
Corrective Assignment to Correct the 1ST Receiving Party Name Previously Recorded at Reel: 72448 Frame: 18. Assignor(S) Hereby Confirms the Assignment .
Apr 30, 2026
From: NEO WATER TREATMENT LLC
To: NEO WATER TREATMENT, LLC; MP MINE OPERATIONS LLC
Reel/Frame 075494/0637 →