Patent Assignment
Reel/Frame 050441/0783
Assignment of Assignor's Interest
Recorded: 2019-09-20
Pages: 2
Assignor
LETTS, JOHN
Executed: 2012-04-24
Assignee
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
200 4TH AVENUE SOUTH, NASHVILLE, TENNESSEE, 37221
Covered Property
(1)
Construction Boards with Coated Inorganic Facer
Application:
16/577,017 →
Publication:
US US20200011050A1
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Zip Code of the Assignee Should Be 37201 Previously Recorded on Reel 050441 Frame 0783. Assignor(S) Hereby Confirms the Assignment.
Sep 26, 2019
From: LETTS, JOHN
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 050495/0393 →
Assignment of Assignor's Interest
Jun 14, 2022
From: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
To: HOLCIM TECHNOLOGY LTD
Reel/Frame 060366/0033 →
Assignment of Assignor's Interest
Aug 28, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 073030/0406 →