IP Library Assignment 045557/0723
Patent Assignment
Reel/Frame 045557/0723

Assignment of Assignor's Interest

Recorded: 2018-04-17 Pages: 6
Assignors
KONIGSBERG, DEREK ALAN
Executed: 2018-02-07
NACHMAN, GEORGE
Executed: 2018-02-07
YUEN, CHUN WING
Executed: 2018-02-07
KRET, EHREN ANDREW
Executed: 2018-02-07
Assignee
WHATSAPP INC.
1601 WILLOW ROAD, MENLO PARK, CALIFORNIA, 94025
Covered Property (1)
Techniques for Key Ratcheting with Multiple Step Sizes
Application: 15/649,929 →
Publication: US 2018/0241725
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 22, 2021
From: WHATSAPP INC.
To: WHATSAPP LLC
Reel/Frame 056646/0001 →