Patent Assignment
Reel/Frame 008535/0134
Assignment of Assignor's Interest
Recorded: 1997-05-23
Pages: 2
Assignor
CONREX PHARMACEUTICAL CORPORATION
Executed: 1997-05-01
Assignee
HSU, YUNGTAI A.
10725-33 EAST RUSH STREET, SOUTH EL MONTE, CALIFORNIA, 91733
Covered Property
(1)
Transdermal and Trans-Membrane Delivery of Drugs
Patent:
5,023,252 →
Application:
07/449,117 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 4, 1991
From: HSIEH, DEAN
To: CONREX PHARMACEUTICAL CORPORATION, MALVERN, PA A CORP. OF NJ
Reel/Frame 005617/0338 →
Release of Security Interest
Feb 11, 1999
From: HSU, YUNGTAI
To: CONREX PHARMACEUTICAL CORP.
Reel/Frame 009756/0749 →
Assignment of Assignor's Interest
Feb 22, 1999
From: CONREX PHARMACEUTICAL CORPORATION
To: BENTLEY PHARMACEUTICALS, INC.
Reel/Frame 009773/0825 →
Assignment of Assignor's Interest
Aug 11, 2008
From: BENTLEY PHARMACEUTICALS, INC.
To: CPEX PHARMACEUTICALS, INC.
Reel/Frame 021354/0941 →