Patent Assignment
Reel/Frame 066138/0011
Assignment of Assignor's Interest
Recorded: 2024-01-16
Pages: 5
Assignor
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Executed: 2022-04-04
Assignee
HOLCIM TECHNOLOGY LTD
GRAFENAUWEG 10, 6300 ZUG, SWITZERLAND
Covered Property
(1)
Foam Construction Boards with Enhanced Fire Performance
Application:
18/412,854 →
Publication:
US 2024/0149551
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 16, 2024
From: YAO, CHUNHUA; LETTS, JOHN B.; HUBBARD, MICHAEL J.
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 066137/0977 →
Assignment of Assignor's Interest
Sep 2, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 072795/0851 →