IP Library › Assignment 022455/0056
Patent Assignment
Reel/Frame 022455/0056

Assignment of Assignor's Interest

Recorded: 2009-03-26 Pages: 5
Assignors
PAMU, GAUTHAM
Executed: 2009-03-25
RAGAN, RICHARD W., JR.
Executed: 2009-03-25
YU, YONGSHIN
Executed: 2009-03-25
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Method and Apparatus for Social Trust Networks on Messaging Platforms
Patent: 9,817,872 →
Application: 12/411,683 →
Publication: US 2010/0250605
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 →