IP Library Assignment 050317/0681
Patent Assignment
Reel/Frame 050317/0681

Assignment of Assignor's Interest

Recorded: 2019-09-09 Pages: 6
Assignors
LETTS, JOHN B.
Executed: 2019-09-06
YAO, CHUNHUA
Executed: 2019-09-06
HUBBARD, MICHAEL J.
Executed: 2019-08-29
Assignee
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
200 4TH AVENUE SOUTH, NASHVILLE, TENNESSEE, 37201
Covered Property (1)
Process for Producing Isocyanate-Based Foam Construction Boards
Application: 16/492,487 →
Publication: US 2020/0017654
Related Assignments (1)
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 →