Patent Assignment
Reel/Frame 044428/0010
Assignment of Assignor's Interest
Recorded: 2017-11-13
Pages: 187
Assignor
YAHOO! INC.
Executed: 2016-05-31
Assignee
EXCALIBUR IP, LLC
701 FIRST AVENUE, SUNNYVALE, CALIFORNIA, 94089
Covered Property
(1)
Search system and methods with integration of user annotations from a trust network
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 13, 2017
From: LU, QI; WALTHER, ECKART; KU, DAVID; TAM, CHUNG-MAN
To: YAHOO! INC.
Reel/Frame 044104/0881 →
Assignment of Assignor's Interest
Jan 30, 2020
From: EXCALIBUR IP, LLC
To: SLACK TECHNOLOGIES, INC.
Reel/Frame 051761/0307 →
Merger
Jul 29, 2021
From: SLACK TECHNOLOGIES, INC.
To: SLACK TECHNOLOGIES, LLC
Reel/Frame 057475/0404 →
Assignment of Assignor's Interest
Aug 18, 2023
From: SLACK TECHNOLOGIES, LLC
To: SALESFORCE, INC.
Reel/Frame 064642/0564 →