Patent Assignment
Reel/Frame 023865/0437
Assignment of Assignor's Interest
Recorded: 2010-01-28
Pages: 2
Assignor
BURGOON, HUGH ALFRED
Executed: 2009-06-23
Assignee
LEXICON PHARMACEUTICALS, INC.
8800 TECHNOLOGY FOREST PLACE, THE WOODLANDS, TEXAS, 77381
Covered Property
(1)
Solid Forms of (1R,2S,3R)-1-(2-(Isoxazol-3-Yl)-1H-Imidazol-4-Yl)Butane-1,2,3,4-Tetraol and Methods of Their Use
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 28, 2010
From: BUTTAR, SUZANNE MARIE; FRAMPTON, CHRISTOPHER STEPHEN
To: SIGMA-ALDRICH COMPANY LIMITED
Reel/Frame 023865/0668 →
Assignment of Assignor's Interest
Jan 28, 2010
From: SIGMA-ALDRICH COMPANY LIMITED
To: LEXICON PHARMACEUTICALS (NEW JERSEY), INC.
Reel/Frame 023865/0771 →
Assignment of Assignor's Interest
Jan 28, 2010
From: LEXICON PHARMACEUTICALS (NEW JERSEY), INC.
To: LEXICON PHARMACEUTICALS, INC.
Reel/Frame 023865/0794 →
Security Interest
Dec 20, 2017
From: LEXICON PHARMACEUTICALS, INC.
To: BIOPHARMA CREDIT PLC
Reel/Frame 044958/0377 →
Release of Security Interest
Sep 14, 2020
From: BIOPHARMA CREDIT PLC
To: LEXICON PHARMACEUTICALS, INC.
Reel/Frame 053767/0445 →
Security Interest
Mar 17, 2022
From: LEXICON PHARMACEUTICALS, INC.
To: OXFORD FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 059432/0709 →
Security Interest
May 4, 2026
From: LEXICON PHARMACEUTICALS, INC.; LEXICON PHARMACEUTICALS (NEW JERSEY), INC.; LION ACQUISITION CORPORATION
To: HERCULES CAPITAL, INC., AS AGENT
Reel/Frame 075498/0899 →
Release of Security Interest
May 5, 2026
From: OXFORD FINANCE LLC
To: LEXICON PHARMACEUTICALS, INC.; LEXICON PHARMACEUTICALS
Reel/Frame 075545/0601 →