Patent Assignment
Reel/Frame 020099/0709
Assignment of Assignor's Interest
Recorded: 2007-11-09
Pages: 2
Assignors
JACQUET, ALAIN
Executed: 2007-01-30
WATT, OLIVIER
Executed: 2007-01-30
VILLARD, EMMANUEL
Executed: 2007-01-30
Assignee
LAFARGE
61 RUE DES BELLES FEUILLES, 75116 PARIS, FRANCE
Covered Property
(1)
Impurity Inerting Composition
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 →