IP Library Assignment 044302/0754
Patent Assignment
Reel/Frame 044302/0754

Assignment of Assignor's Interest

Recorded: 2017-12-05 Pages: 5
Assignors
JAIN, MOHIT
Executed: 2017-11-28
KUMAR, PRATYUSH
Executed: 2017-12-02
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Conversational Challenge-Response System for Enhanced Security in Voice Only Devices
Application: 15/832,162 →
Publication: US 2019/0172468
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 15, 2021
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: AIRBNB, INC.
Reel/Frame 056427/0193 →