IP Library › Assignment 033734/0643
Patent Assignment
Reel/Frame 033734/0643

Assignment of Assignor's Interest

Recorded: 2014-09-12 Pages: 8
Assignors
CARRUTHERS, BILL
Executed: 2011-07-20
LEHOUX, PAUL
Executed: 2011-07-21
DADERKO, GREG
Executed: 2011-07-13
Assignee
LAFARGE
61 RUE DES BELLES FEUILLES, PARIS, 75116, FRANCE
Covered Property (1)
Low Density Cementitious Compositions Using Limestone
Patent: 8,858,704 →
Application: 13/182,848 →
Publication: US 2012/0012315
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 12, 2014
From: WOYTOWICH, WES
To: LAFARGE NORTH AMERICA INC.
Reel/Frame 033734/0662 →
Assignment of Assignor's Interest Sep 12, 2014
From: LAFARGE NORTH AMERICA INC.
To: LAFARGE
Reel/Frame 033734/0677 →
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 →