IP Library Assignment 037886/0336
Patent Assignment
Reel/Frame 037886/0336

Assignment of Assignor's Interest

Recorded: 2016-03-03 Pages: 2
Assignors
ZHOU, WENSHENG
Executed: 2016-03-01
HUBBARD, MICHAEL
Executed: 2016-03-01
Assignee
FIRESTONE BUILDING PRODUCTS CO., LLC
250 WEST 96TH STREET, INDIANAPOLIS, INDIANA, 46260
Covered Property (1)
Method for Manufacturing Asphaltic Sheet Materials Including Expandable Graphite
Patent: 9,920,200 →
Application: 14/895,131 →
Publication: US 2016/0122542
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 6, 2022
From: FIRESTONE BUILDING PRODUCTS COMPANY, LLC
To: HOLCIM TECHNOLOGY LTD
Reel/Frame 061034/0752 →
Assignment of Assignor's Interest Aug 29, 2025
From: HOLCIM TECHNOLOGY LTD
To: AMRIZE TECHNOLOGY SWITZERLAND LLC
Reel/Frame 072744/0001 →