IP Library Assignment 014889/0852
Patent Assignment
Reel/Frame 014889/0852

Assignment of Assignor's Interest

Recorded: 2004-01-08 Pages: 2
Assignor
CHAO, CHING-YUN
Executed: 2003-12-17
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Method and System for Protecting Master Secrets Using Smart Key Devices
Patent: 7,849,326 →
Application: 10/753,818 →
Publication: US 2005/0154898
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 4, 2012
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: FACEBOOK, INC.
Reel/Frame 027991/0416 →
Change of Name Dec 20, 2021
From: FACEBOOK, INC.
To: META PLATFORMS, INC.
Reel/Frame 058553/0802 →