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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
NONE
Issue Dt:
Application #:
13239748
Filing Dt:
09/22/2011
Publication #:
Pub Dt:
03/15/2012
Inventors:
Alexander C. Riseman, Edward R. Howorka
Title:
SYSTEM AND METHOD FOR DERIVING DATA
Assignment: 1
Reel/Frame:
050314/0953Recorded: 09/09/2019Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/23/2005
Exec Dt:
03/29/2005
Assignee:
20 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603
Assignment: 2
Reel/Frame:
050315/0283Recorded: 09/09/2019Pages: 14
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/25/2018
Assignee:
20 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
LEMPIA SUMMERFIELD KATZ LLC
20 SOUTH CLARK STREET
SUITE 600
CHICAGO, IL 60603

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