IP Library › Assignment 059796/0579
Patent Assignment
Reel/Frame 059796/0579

Assignment of Assignor's Interest

Recorded: 2022-05-03 Pages: 4
Assignors
PARHAM, AMIR HOSSAIN
Executed: 2022-02-25
STOESSEL, PHILIPP
Executed: 2022-02-18
Assignee
MERCK KGAA
FRANKFURTER STRASSE 250, DARMSTADT, 64293, GERMANY
Covered Property (1)
Materials for Organic Electroluminescent Devices
Application: 17/773,964 →
Publication: US 2023/0002416
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 3, 2022
From: MERCK KGAA
To: MERCK PERFORMANCE MATERIALS GERMANY GMBH
Reel/Frame 059796/0623 →
Assignment of Assignor's Interest May 3, 2022
From: MERCK PERFORMANCE MATERIALS GERMANY GMBH
To: MERCK PATENT GMBH
Reel/Frame 059796/0674 →
Nunc Pro Tunc Assignment Feb 10, 2026
From: MERCK PATENT GMBH
To: UDC IRELAND LIMITED
Reel/Frame 073741/0249 →