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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
08/15/2017
Application #:
14935057
Filing Dt:
11/06/2015
Publication #:
Pub Dt:
05/11/2017
Inventors:
John Patrick Grenn, Mark William Harvey, Phillip Alan Hetherington
Title:
SYSTEM AND METHOD FOR ENHANCING A PROXIMITY WARNING SOUND
Assignment: 1
Reel/Frame:
038049/0521Recorded: 03/21/2016Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/06/2015
Exec Dt:
11/06/2015
Assignee:
1001 FARRAR ROAD
KANATA, ONTARIO, CANADA K2K 0B3
Correspondent:
BRINKS GILSON & LIONE
P.O. BOX 10395
CHICAGO, IL 60610
Assignment: 2
Reel/Frame:
038048/0783Recorded: 03/21/2016Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/09/2015
Assignee:
2200 UNIVERSITY AVENUE EAST
WATERLOO, ONTARIO, CANADA N2K 0A7
Correspondent:
BRINKS GILSON & LIONE
P.O. BOX 10395
CHICAGO, IL 60610
Assignment: 3
Reel/Frame:
038606/0626Recorded: 05/04/2016Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/03/2016
Assignee:
2200 UNIVERSITY AVENUE E.
WATERLOO, ONTARIO N2K 0A7
Correspondent:
BLACKBERRY LIMITED - JAMIE-LYN
2200 UNIVERSITY AVENUE EAST
WATERLOO, ONC N2K 0A7
Assignment: 4
Reel/Frame:
053313/0315Recorded: 05/22/2020Pages: 61
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/21/2020
Assignee:
2200 UNIVERSITY AVENUE EAST
WATERLOO, ONTARIO N2K 0A7
Correspondent:
BLACKBERRY LIMITED - KRISTA
2200 UNIVERSITY AVENUE E.
WATERLOO, N2K 0A7 CANADA

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