IP Library Assignment 027028/0568
Patent Assignment
Reel/Frame 027028/0568

Assignment of Assignor's Interest

Recorded: 2011-10-06 Pages: 8
Assignors
HO, WEN-BIN
Executed: 2011-10-04
WRIGHT, LEE R.
Executed: 2011-09-20
TURTLE, ERIC D.
Executed: 2011-07-18
MOSSMAN, CRAIG
Executed: 2011-07-21
FLIPPIN, LEE A.
Executed: 2011-10-04
Assignee
FIBROGEN, INC.
409 ILLINOIS STREET, SAN FRANCISCO, CALIFORNIA, 94158
Covered Property (1)
Thiochromene Derivatives as Hif Hydroxylase Inhibitors
Patent: 8,927,591 →
Application: 13/128,620 →
Publication: US 2011/0305776
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest May 1, 2023
From: FIBROGEN, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 063504/0221 →
Release of Security Interest Sep 3, 2025
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS AGENT
To: FIBROGEN, INC.
Reel/Frame 072785/0760 →