IP Library › Assignment 055770/0433
Patent Assignment
Reel/Frame 055770/0433

Assignment of Assignor's Interest

Recorded: 2021-03-30 Pages: 4
Assignors
HUBBARD, MICHAEL J.
Executed: 2020-03-03
YAO, CHUNHUA
Executed: 2020-02-03
LETTS, JOHN B.
Executed: 2020-02-03
Assignee
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
200 4TH AVENUE SOUTH, NASHVILLE, TENNESSEE, 37201
Covered Property (1)
Encapsulated Fragile Insulation Materials
Application: 17/281,448 →
Publication: US 2022/0001642
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 19, 2022
From: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
To: HOLCIM TECHNOLOGY LTD
Reel/Frame 061141/0683 →
Assignment of Assignor's Interest Sep 2, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 072795/0105 →