Patent Assignment
Reel/Frame 073662/0629
Confirmatory Assignment
Recorded: 2025-11-21
Pages: 4
Assignor
VERSALIS S.P.A.
Executed: 2025-11-14
Assignee
VERSALIS OILFIELD SOLUTIONS S.R.L.
PIAZZA BOLDRINI 1, SAN DONATO MILANESE (MI), 20097, ITALY
Covered Properties
(5)
Process for the Preparation of Water-in-Oil and Oil-in-Water Nanoemulsions
Process for the Preparation of Water-in-Oil and Oil-in-Water Nanoemulsions
Compositions Based on Ethylene-Vinyl Acetate Copolymers and Their Use as Anti-Gelling Additives of Paraffinic Crude Oils
Mixture of Solvents for Removing Asphaltenes
Aqueous Emulsions Containing Ethylene-Vinyl Acetate Copolymers, Preparation Process Thereof and Their Use as Anti-Gelling Additives of Crude Oils
Related Assignments
(6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 1, 2008
From: DEL GAUDIO, LUCILLA; LOCKHART, THOMAS PAUL; BELLONI, ALESSANDRA; BORTOLO, ROSSELLA
To: ENI S.P.A.; POLIMERI EUROPA S.P.A.
Reel/Frame 021902/0884 →
Assignment of Assignor's Interest
Jul 28, 2016
From: MARIANI, PAOLO; AGNOLI, MICHELA; CASALINI, ALESSANDRO; MERLINI, MASSIMO
To: VERSALIS S.P.A.; ENI S.P.A.
Reel/Frame 039283/0230 →
Assignment of Assignor's Interest
Nov 30, 2017
From: CASALINI, ALESSANDRO; ARIENTI, ATTILIO; GHIDONI, DARIO
To: VERSALIS S.P.A.
Reel/Frame 044262/0401 →
Assignment of Assignor's Interest
Nov 30, 2017
From: PISERI, CHIARA
To: ENI S.P.A.
Reel/Frame 044557/0091 →
Assignment of Assignor's Interest
Aug 27, 2018
From: CASALINI, ALESSANDRO; AGNOLI, MICHELA; MARIANI, PAOLO; LIMA, ROMANO
To: VERSALIS S.P.A.; ENI S.P.A.
Reel/Frame 047318/0368 →
Change of Name
Nov 21, 2025
From: POLIMERI EUROPA S.P.A.
To: VERSALIS S.P.A.
Reel/Frame 073256/0987 →