Patent Assignment
Reel/Frame 037530/0652
Assignment of Assignor's Interest
Recorded: 2016-01-20
Pages: 9
Assignors
GUENTHER, SVEN
Executed: 2015-12-16
MICKLE, TRAVIS
Executed: 2015-12-16
BERA, SANJIB
Executed: 2016-01-12
KANSKI, JAROSLAW
Executed: 2016-01-12
MARTIN, ANDREA
Executed: 2016-01-12
Assignee
KEMPHARM, INC.
1170 CELEBRATION BOULEVARD, SUITE 103, CELEBRATION, FLORIDA, 34747
Covered Property
(1)
Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Acid Conjugates of Oxymorphone, Prodrugs, Methods of Making and Use Thereof
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Feb 23, 2024
From: KEMPHARM, INC.
To: ZEVRA THERAPEUTICS, INC.
Reel/Frame 066664/0108 →
Security Interest
Apr 8, 2024
From: ZEVRA THERAPEUTICS, INC.
To: ALTER DOMUS (US) LLC
Reel/Frame 067040/0637 →
Release of Security Interest
Mar 13, 2026
From: ALTER DOMUS (US) LLC
To: ZEVRA THERAPEUTICS, INC.
Reel/Frame 075080/0907 →