IP Library Assignment 044990/0712
Patent Assignment
Reel/Frame 044990/0712

Assignment of Assignor's Interest

Recorded: 2018-02-21 Pages: 3
Assignors
HEYES, JAMES
Executed: 2005-04-01
MACLACHLAN, IAN
Executed: 2005-01-21
AMBEGIA, ELLEN GRACE
Executed: 2005-04-01
Assignee
PROTIVA BIOTHERAPEUTICS, INC.
100-3480 GILMORE WAY, BURNABY, BC, CANADA
Covered Property (1)
Polyethyleneglycol-Modified Lipid Compounds and Uses Thereof
Patent: 8,936,942 →
Application: 12/852,362 →
Publication: US 2011/0091525
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Dec 29, 2011
From: PROTIVA BIOTHERAPEUTICS, INC.
To: SILICON VALLEY BANK
Reel/Frame 027463/0613 →
Merger Feb 21, 2018
From: PROTIVA BIOTHERAPEUTICS INC.
To: ARBUTUS BIOPHARMA CORPORATION
Reel/Frame 045403/0004 →
Release of Security Interest Feb 16, 2023
From: SILICON VALLEY BANK
To: PROTIVA BIOTHERAPEUTICS, INC.
Reel/Frame 062721/0199 →