IP Library Assignment 063586/0535
Patent Assignment
Reel/Frame 063586/0535

Assignment of Assignor's Interest

Recorded: 2023-05-09 Pages: 9
Assignors
CONCA, DAVID
Executed: 2016-03-03
FLIPPIN, LEE ALLEN
Executed: 2016-03-02
LEIGH, SCOTT DAVID
Executed: 2016-03-02
WITSCHI, CLAUDIA
Executed: 2016-03-07
WRIGHT, LEE ROBERT
Executed: 2016-03-02
Assignee
FIBROGEN, INC.
409 ILLINOIS STREET, SAN FRANCISCO, CALIFORNIA, 94158
Covered Property (1)
Pharmaceutical Formulations of a Hif Hydroxylase Inhibitor
Application: 17/198,013 →
Publication: US 2022/0054474
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 →