IP Library › Assignment 005441/0124
Patent Assignment
Reel/Frame 005441/0124

Assignment of Assignors Interest.

Recorded: 1990-09-20 Pages: 5
Assignors
PAUL, SUDHIR
Executed: 1990-03-23
POWELL, MICHAEL J.
Executed: 1990-03-23
MASSEY, RICHARD J.
Executed: 1990-03-23
KENTEN, JOHN H.
Executed: 1990-03-23
Assignee
IGEN, INC.
1530 EAST JEFFERSON STREET, ROCKVILLE, MARYLAND, 20852
Covered Property (1)
Catalytic Antibody Components
Patent: 5,229,272 →
Application: 07/498,225 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Aug 14, 1998
From: IGEN, INC.
To: IGEN INTERNATIONAL, INC.
Reel/Frame 009396/0070 →
Assignment of Assignor's Interest Dec 21, 2009
From: IGEN INTERNATIONAL, INC.
To: PROTEINIX, INC.
Reel/Frame 023679/0545 →
Assignment of Assignor's Interest Feb 3, 2010
From: PROTEINIX CORPORATION
To: WELLSTAT BIOCATALYSIS, LLC
Reel/Frame 023892/0180 →