skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 2
Patent #:
Issue Dt:
05/20/2014
Application #:
13730440
Filing Dt:
12/28/2012
Publication #:
Pub Dt:
06/06/2013
Inventors:
Scott Alexander Vanstone, Donald B. Johnson, Minghua Qu
Title:
MASKED DIGITAL SIGNATURES
Assignment: 1
Reel/Frame:
029543/0125Recorded: 12/28/2012Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/01/1998
Exec Dt:
05/01/1998
Exec Dt:
05/01/1998
Assignee:
200 MATHESON BOULEVARD WEST
SUITE 103
MISSISSAUGA, CANADA L5R 3L7
Correspondent:
RIM/NOVAK DRUCE
1000 LOUISIANA STREET
FIFTY-THIRD FLOOR
HOUSTON, TX 77002
Assignment: 2
Reel/Frame:
032438/0896Recorded: 03/12/2014Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/09/2013
Assignee:
2200 UNIVERSITY AVENUE EAST
WATERLOO, ONTARIO N2K 0A7
Correspondent:
BLACKBERRY LIMITED - JAMIE-LYN
2200 UNIVERSITY AVENUE E.
WATERLOO, ONC N2K 0A7

Search Results as of: 05/22/2024 02:37 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT