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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/15/2011
Application #:
11687366
Filing Dt:
03/16/2007
Inventors:
Qiang Zhang, Jing Qu, Ramesh Kalathur
Title:
SYSTEMS AND METHODS OF ESTABLISHING GROUP CALLS
Assignment: 1
Reel/Frame:
019025/0292Recorded: 03/16/2007Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/16/2007
Exec Dt:
03/16/2007
Exec Dt:
03/16/2007
Assignee:
2001 EDMUND HALLEY DRIVE
RESTON, VIRGINIA 20191
Correspondent:
STEVEN J. FUNK
6391 SPRINT PARKWAY
KSOPHT0101-Z2100
OVERLAND PARK, KS 66251-2100
Assignment: 2
Reel/Frame:
041882/0911Recorded: 03/03/2017Pages: 19
Conveyance:
GRANT OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS
Assignor:
Exec Dt:
02/03/2017
Assignee:
60 WALL STREET
16TH FLOOR
NEW YORK, NEW YORK 10005
Correspondent:
GENEVIEVE DORMENT, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
NEW YORK, NY 10017
Assignment: 3
Reel/Frame:
052291/0497Recorded: 04/01/2020Pages: 17
Conveyance:
TERMINATION AND RELEASE OF FIRST PRIORITY AND JUNIOR PRIORITY SECURITY INTEREST IN PATENT RIGHTS
Assignor:
Exec Dt:
04/01/2020
Assignee:
6200 SPRINT PARKWAY
OVERLAND PARK, KANSAS 66251
Correspondent:
GENEVIEVE DORMENT, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
NEW YORK, NY 10017

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