Patent Assignment
Reel/Frame 031500/0954
Assignment of Assignor's Interest
Recorded: 2013-10-29
Pages: 5
Assignors
KLAUS, STEPHEN J.
Executed: 2004-08-24
MOLINEAUX, CHRISTOPHER J.
Executed: 2004-08-10
NEFF, THOMAS B.
Executed: 2004-09-23
GUENZLER-PUKALL, VOLKMAR
Executed: 2004-08-11
PAROBOK, INGRID LANGSETMO
Executed: 2004-08-10
SEELEY, TODD W.
Executed: 2004-08-17
STEPHENSON, ROBERT C.
Executed: 2004-08-11
Assignee
FIBROGEN, INC.
225 GATEWAY BLVD., SOUTH SAN FRANCISCO, CALIFORNIA, 94080
Covered Properties
(4)
Enhanced erythropoiesis and iron metabolism
Enhanced Erythropoiesis and Iron Metabolism
Enhanced Erythropoiesis and Iron Metabolism
Enhanced Erythropoiesis and Iron Metabolism
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Address
Oct 31, 2013
From: FIBROGEN, INC.
To: FIBROGEN, INC.
Reel/Frame 031526/0456 →
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 →