Patent Assignment
Reel/Frame 014889/0080
Assignment of Assignor's Interest
Recorded: 2004-07-22
Pages: 4
Assignors
FOURNEY, PATRICK D.
Executed: 2004-05-21
GUENZLER-PUKALL, VOLKMAR
Executed: 2004-05-18
KLAUS, STEPHEN J.
Executed: 2004-05-18
LIN, AL Y.
Executed: 2004-05-19
NEFF, THOMAS B.
Executed: 2004-07-01
SEELEY, TODD W.
Executed: 2004-05-20
Assignee
FIBROGEN, INC.
225 GATEWAY BLVD., SOUTH SAN FRANCISCO, CALIFORNIA, 94080
Covered Property
(1)
Fat Regulation
Related Assignments
(3)
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 →
Change of Name
Feb 18, 2026
From: FIBROGEN, INC.
To: KYNTRA BIO, INC.
Reel/Frame 074923/0352 →