IP Library Assignment 023034/0718
Patent Assignment
Reel/Frame 023034/0718

Assignment of Assignor's Interest

Recorded: 2009-07-31 Pages: 2
Assignors
LETTS, JOHN
Executed: 2009-07-22
BRANDT, GREGORY
Executed: 2009-07-20
Assignee
FIRESTONE DIVERSIFIED PRODUCTS, LLC
250 WEST 96TH STREET, INDIANAPOLIS, INDIANA, 46260
Covered Property (1)
High Density Polyurethane and Polyisocyanurate Construction Boards and Composite Boards
Patent: 8,453,390 →
Application: 12/525,159 →
Publication: US 2010/0031603
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 9, 2012
From: FIRESTONE DIVERSIFIED PRODUCTS, LLC
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 027501/0318 →
Corrective Assignment to Correct the Incorrect Appl. No. 13/389,145 Previously Recorded at Reel: 027501 Frame: 0322. Assignor(S) Hereby Confirms the Assignment. Jan 15, 2018
From: FIRESTONE DIVERSIFIED PRODUCTS, LLC
To: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
Reel/Frame 045071/0576 →
Assignment of Assignor's Interest Jul 26, 2022
From: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
To: HOLCIM TECHNOLOGY LTD
Reel/Frame 060920/0869 →
Assignment of Assignor's Interest Aug 28, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 073030/0406 →