Patent Assignment
Reel/Frame 050317/0439
Assignment of Assignor's Interest
Recorded: 2019-09-09
Pages: 10
Assignors
RISEMAN, ALEXANDER C.
Executed: 2005-03-23
HOWORKA, EDWARD R.
Executed: 2005-03-29
O'HAGAN, JAMES
Executed: 2009-09-08
Assignee
NEX GROUP PLC
20 SOUTH WACKER DRIVE, CHICAGO, ILLINOIS, 60606
Covered Property
(1)
System and Method for Deriving Data
Patent:
44,393 →
Application:
13/542,751 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Sep 9, 2019
From: NEX GROUP PLC
To: CME GROUP INC.
Reel/Frame 050320/0625 →
Assignment of Assignor's Interest
Sep 28, 2021
From: RISEMAN, ALEXANDER C.; HOWORKA, EDWARD R.
To: EBS GROUP LIMITED
Reel/Frame 057621/0497 →
Assignment of Assignor's Interest
Sep 28, 2021
From: O'HAGAN, JAMES
To: EBS GROUP LIMITED
Reel/Frame 057621/0619 →
Corrective Assignment to Correct the Assignee's Name and Address Previously Recorded at Reel: 050317 Frame: 0439. Assignor(S) Hereby Confirms the Assignment .
Sep 28, 2021
From: RISEMAN, ALEXANDER C.; HOWORKA, EDWARD R.; O'HAGAN, JAMES
To: EBS GROUP LIMITED
Reel/Frame 057632/0448 →
Correction by Declaration to Update Ownership Erroneously Made in a Previously Recorded Document at Reel 050320, Frame 0625 That Erroneously Affects the Identified Patent
Oct 14, 2021
From: EBS GROUP LIMITED
To: EBS GROUP LIMITED
Reel/Frame 058641/0338 →