Patent Assignment
Reel/Frame 070457/0840
Assignment of Assignor's Interest
Recorded: 2025-03-10
Pages: 5
Assignor
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Executed: 2022-04-04
Assignee
HOLCIM TECHNOLOGY LTD
GRAFENAUWEG 10, ZUG, 6300, SWITZERLAND
Covered Property
(1)
Fire-Resistant Roof System and Membrane Composite
Application:
19/074,974 →
Publication:
US 2025/0207400
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 10, 2025
From: ZHOU, WENSHENG; SOPKO, ALLEN; HUBBARD, MICHAEL J.; CARR, JOSEPH
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 070457/0712 →
Assignment of Assignor's Interest
Sep 3, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 072793/0227 →