IP Library › Assignment 033576/0053
Patent Assignment
Reel/Frame 033576/0053

Assignment of Assignor's Interest

Recorded: 2014-08-20 Pages: 3
Assignors
SPONG, SUSAN
Executed: 2005-07-11
NEFF, THOMAS
Executed: 2005-10-17
KLAUS, STEPHEN
Executed: 2005-07-18
Assignee
FIBROGEN INC
409 ILLINOIS ST, SAN FRANCISCO, CALIFORNIA, 94158
Covered Property (1)
Treatments for Pancreatic Cancer Metastases
Patent: 8,865,173 →
Application: 12/148,922 →
Publication: US 2008/0206256
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 →