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 Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:057080/0335   Pages: 4
Recorded: 08/04/2021
Attorney Dkt #:50874-3557
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
09/19/2023
Application #:
17246421
Filing Dt:
04/30/2021
Publication #:
Pub Dt:
11/10/2022
Title:
DIGITAL CONTACT TRACING SECURITY AND PRIVACY WITH PROXIMITY-BASED ID EXCHANGE WITH A TIME-BASED DISTANCE-BOUNDING
Assignors
1
Exec Dt:
06/30/2021
2
Exec Dt:
04/28/2021
Assignee
1
HUAWEI ADMINISTRATION BUILDING
BANTIAN, LONGGANG
SHENZHEN, GUANGDONG, CHINA 518129
Correspondence name and address
STEPHEN MARTIN, RIDOUT & MAYBEE LLP
250 UNIVERSITY AVENUE
5TH FLOOR
TORONTO, M5H 3E5 CANADA

Search Results as of: 05/25/2024 09:14 PM
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