Patent Assignment
Reel/Frame 024296/0114
Assignment of Assignor's Interest
Recorded: 2010-04-27
Pages: 6
Assignors
MEILLE, SYLVAIN
Executed: 2010-03-06
CHANVILLARD, GILLES
Executed: 2010-04-21
SCHWARTZENTRUBER, ARNAUD
Executed: 2010-04-02
BONNET, EMMANUEL
Executed: 2010-04-18
Assignee
LAFARGE
61 RUE DES BELLES FEUILLES, PARIS, F-75116, FRANCE
Covered Property
(1)
Formulation, Utilisation and Process to Obtain a Lightweight Structural Concrete
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 30, 2018
From: LAFARGE
To: LAFARGEHOLCIM LTD
Reel/Frame 047634/0302 →
Assignment of Assignor's Interest
Dec 18, 2018
From: LAFARGEHOLCIM LTD
To: HOLCIM TECHNOLOGY LTD
Reel/Frame 047806/0548 →
Assignment of Assignor's Interest
Aug 14, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 073207/0820 →