IP Library › Assignment 035846/0189
Patent Assignment
Reel/Frame 035846/0189

Assignment of Assignor's Interest

Recorded: 2015-06-16 Pages: 4
Assignors
ZHANG, YONGQIANG
Executed: 2015-03-19
GREENE, DANIEL
Executed: 2015-03-19
SHARMA, RAM B.
Executed: 2015-03-19
Assignee
HERAEUS PRECIOUS METALS NORTH AMERICA DAYCHEM LLC
970 INDUSTRIAL PARK DRIVE, VANDALIA, OHIO, 45377
Covered Property (1)
Sulfonic Acid Derivative Compounds as Photoacid Generators in Resist Applications
Patent: 9,477,150 →
Application: 14/657,387 →
Publication: US 2016/0266487
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 20, 2019
From: HERAEUS PRECIOUS METALS NORTH AMERICA DAYCHEM LLC
To: HERAEUS EPURIO LLC
Reel/Frame 049539/0883 →
Assignment of Assignor's Interest Sep 5, 2026
From: BREWER SCIENCE OHIO, LLC
To: BREWER SCIENCE, INC.
Reel/Frame 075919/0418 →