IP Library › Assignment 074574/0931
Patent Assignment
Reel/Frame 074574/0931

Change of Name

Recorded: 2026-01-30 Pages: 2
Assignor
FIBROGEN, INC.
Executed: 2025-12-29
Assignee
KYNTRA BIO, INC.
350 BAY STREET, SUITE 100 #6009, SAN FRANCISCO, CALIFORNIA, 94133
Covered Properties (3)
Methods for Improving Kidney Function
Patent: 8,318,703 →
Application: 11/446,417 →
Publication: US 2012/0149712
Fat Regulation
Patent: 7,618,940 →
Application: 10/729,167 →
Publication: US 2004/0235082
Methods of Treatment of Cardiovascular Disease Using Anti-Ctgf Agents
Patent: 8,088,381 →
Application: 11/418,624 →
Publication: US 2006/0281667
Related Assignments (6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 22, 2004
From: FOURNEY, PATRICK D.; GUENZLER-PUKALL, VOLKMAR; KLAUS, STEPHEN J.; LIN, AL Y.
To: FIBROGEN, INC.
Reel/Frame 014889/0080 →
Assignment of Assignor's Interest Oct 3, 2006
From: PAROBOK, INGRID LANGSETMO; JACOB, CHRISTOPHER T.; LIU, DAVID Y.
To: FIBROGEN, INC.
Reel/Frame 018351/0973 →
Assignment of Assignor's Interest Dec 20, 2007
From: KLAUS, STEPHEN J.; WANG, QINGJIAN; NEFF, THOMAS B.
To: FIBROGEN, INC.
Reel/Frame 020292/0049 →
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 →