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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
02/28/2012
Application #:
12187953
Filing Dt:
08/07/2008
Inventors:
Christopher J. Bierbaum, Robin D. Katzer, Todd N. Koellner, Kevin Zhu
Title:
TRANSIT CARD STATE SEQUENCE SELF-HELP CORRECTION
Assignment: 1
Reel/Frame:
021359/0873Recorded: 08/08/2008Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/14/2008
Exec Dt:
07/14/2008
Exec Dt:
07/14/2008
Exec Dt:
07/14/2008
Assignee:
6450 SPRINT PARKWAY
MAILSTOP KOPHN0312-3A371
OVERLAND PARK, KANSAS 66251-2100
Correspondent:
MICHAEL W. PIPER
5601 GRANITE PARKWAY
STE. 750
PLANO, TX 75024

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