Patent Assignment
Reel/Frame 063153/0538
Assignment of Assignor's Interest
Recorded: 2023-03-29
Pages: 5
Assignor
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Executed: 2022-04-04
Assignee
HOLCIM TECHNOLOGY LTD
GRAFENAUWEG 10, 6300 ZUG, SWITZERLAND
Covered Property
(1)
Encapsulated Fragile Insulation Materials
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 29, 2023
From: HUBBARD, MICHAEL J.; YAO, CHUNHUA; LETTS, JOHN B.
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 063153/0337 →
Assignment of Assignor's Interest
Sep 2, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 072795/0851 →