Patent Assignment
Reel/Frame 043889/0657
Assignment of Assignor's Interest
Recorded: 2017-10-18
Pages: 3
Assignor
SULLIVAN, CHRISTOPHER
Executed: 2017-08-10
Assignee
SLACK TECHNOLOGIES, INC.
155 5TH STREET, 6TH FLOOR, SAN FRANCISCO, CALIFORNIA, 94103
Covered Property
(1)
Channeling Messaging Communications in a Selected Group-Based Communication Interface
Application:
62/535,082 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Patent Security Agreement
May 30, 2019
From: SLACK TECHNOLOGIES, INC.
To: MORGAN STANLEY SENIOR FUNDING, INC., AS COLLATERAL AGENT
Reel/Frame 049332/0349 →
Release of Security Interest in Patent Collateral at Reel/Frame No. 49332/0349
Jul 19, 2021
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: SLACK TECHNOLOGIES, INC.
Reel/Frame 057649/0882 →