Patent Assignment
Reel/Frame 054558/0653
Assignment of Assignor's Interest
Recorded: 2020-12-07
Pages: 6
Assignors
LETTS, JOHN B.
Executed: 2020-12-06
YAO, CHUNHUA
Executed: 2020-06-12
HUBBARD, MICHAEL J.
Executed: 2020-08-13
Assignee
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
200 4TH AVENUE SOUTH, NASHVILLE, TENNESSEE, 37201
Covered Property
(1)
Polyisocyanurate Coverboards with Improved Fire Resistance
Application:
15/972,691 →
Publication:
US 2018/0320370