IP Library › Assignment 027542/0457
Patent Assignment
Reel/Frame 027542/0457

Assignment of Assignor's Interest

Recorded: 2012-01-17 Pages: 2
Assignors
KALWARA, JOSEPH JOHN
Executed: 2012-01-04
WANG, HAO
Executed: 2012-01-04
Assignee
FIRESTONE BUILDING PRODUCTS COMPANY, LLC
250 WEST 96TH STREET, INDIANAPOLIS, INDIANA, 46260
Covered Property (1)
Fortified Flashing Laminate
Patent: 8,567,143 →
Application: 13/351,671 →
Publication: US 2012/0204508
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →