IP Library Assignment 050735/0628
Patent Assignment
Reel/Frame 050735/0628

Assignment of Assignor's Interest

Recorded: 2019-10-16 Pages: 8
Assignor
CASTILLO, ROGER HENRY
Executed: 2013-06-24
Assignee
GROUPON, INC.
600 WEST CHICAGO AVE., SUITE 620, CHICAGO, ILLINOIS, 60654
Covered Property (1)
Machine Learning Systems Architectures for Ranking
Application: 62/752,244 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 16, 2019
From: DELGADO, JOAQUIN; LERNER, BORIS; MADDULA, RAMESH; SAWIN, EMMA
To: GROUPON, INC.
Reel/Frame 050734/0966 →
Assignment of Assignor's Interest Jun 26, 2025
From: GROUPON, INC.; LIVINGSOCIAL, INC.
To: BYTEDANCE INC.
Reel/Frame 071769/0488 →