IP Library › Assignment 042142/0495
Patent Assignment
Reel/Frame 042142/0495

Assignment of Assignor's Interest

Recorded: 2017-04-25 Pages: 4
Assignor
Assignee
KEMPHARM, INC.
1180 CELEBRATION BLVD., SUITE 103, CELEBRATION, FLORIDA, 34747
Covered Property (1)
Pharmaceutically Acceptable Salts and Polymorphic Forms of Hydrocodone Benzoic Acid Enol Ester and Processes for Making Same
Patent: 9,815,844 →
Application: 14/773,628 →
Publication: US 2016/0039837
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 25, 2017
From: COUGHLIN, DANIEL; GOU, DA-MING; HEINRICH, BRIAN; MIRMEHRABI, MAHMOUD
To: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
Reel/Frame 042142/0149 →
Assignment of Assignor's Interest Nov 7, 2022
From: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
To: MACFARLAN SMITH LIMITED
Reel/Frame 061888/0166 →
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 →