IP Library › Assignment 050291/0222
Patent Assignment
Reel/Frame 050291/0222

Merger

Recorded: 2019-09-05 Pages: 14
Assignor
NEX GROUP PLC
Executed: 2018-11-01
Assignee
CME GROUP INC.
20 S. WACKER DRIVE, CHICAGO, ILLINOIS, 60606
Covered Property (1)
Price Improvement in Electronic Trading System
Patent: 8,335,737 →
Application: 12/774,878 →
Publication: US 2010/0241555
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 5, 2019
From: HOWORKA, EDWARD R.
To: NEX GROUP PLC
Reel/Frame 050283/0295 →
Assignment of Assignor's Interest Sep 27, 2021
From: HOWORKA, EDWARD R.
To: EBS GROUP LIMITED
Reel/Frame 057613/0195 →
Corrective Assignment to Correct the Assignee's Name and Address on the Cover Sheet Previously Recorded on Reel 050283 Frame 0295. Assignor(S) Hereby Confirms the Assignment. Sep 27, 2021
From: HOWORKA, EDWARD R.
To: EBS GROUP LIMITED
Reel/Frame 057618/0242 →
Correction by Declaration to Update Ownership Erroneously Made in a Previously Recorded Document at Reel 050291, Frame 0222 That Erroneously Affects the Identified Patent Jan 6, 2022
From: EBS GROUP LIMITED
To: EBS GROUP LIMITED
Reel/Frame 058712/0479 →