Patent Assignment
Reel/Frame 057848/0159
Corrective Assignment to Correct the Assignee's Address on the Assignment Document Previously Recorded at Reel: 040312 Frame: 0818. Assignor(S) Hereby Confirms the Assignment .
Recorded: 2021-10-19
Pages: 5
Assignors
GUENTHER, SVEN
Executed: 2018-03-02
CHI, GUOCHEN
Executed: 2018-03-02
BERA, BINDU
Executed: 2018-03-05
MICKLE, TRAVIS
Executed: 2018-02-28
BERA, SANJIB
Executed: 2018-03-05
Assignee
KEMPHARM, INC.
1180 CELEBRATION BLVD., SUITE 103, CELEBRATION, FLORIDA, 34747
Covered Property
(1)
Methylphenidate-Prodrugs, Processes of Making and Using the Same
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 14, 2016
From: GUENTHER, SVEN; MICKLE, TRAVIS; CHI, GUOCHEN; BERA, BINDU
To: KEMPHARM, INC.
Reel/Frame 040312/0818 →
Corrective Assignment to Correct the Assignee's Address Previously Recorded at Reel: 040312 Frame: 0818. Assignor(S) Hereby Confirms the Assignment.
Sep 5, 2018
From: GUENTHER, SVEN; CHI, GUOCHEN; BERA, BINDU; MICKLE, TRAVIS
To: KEMPHARM, INC.
Reel/Frame 047320/0697 →
Change of Name
Feb 26, 2024
From: KEMPHARM, INC.
To: ZEVRA THERAPEUTICS, INC.
Reel/Frame 066679/0668 →
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 →
Assignment of Assignor's Interest
Mar 25, 2026
From: ZEVRA THERAPEUTICS, INC.
To: COMMAVE THERAPEUTICS SA
Reel/Frame 074186/0531 →
Assignment of Assignor's Interest
Mar 26, 2026
From: ZEVRA THERAPEUTICS, INC.
To: COMMAVE THERAPEUTICS SA
Reel/Frame 074194/0909 →