Patent Assignment
Reel/Frame 004340/0116
Assignment of Assignors Interest.
Recorded: 1984-11-27
Pages: 2
Assignee
IGEN, INC.
1530 EAST JEFFERSON ST., A CA CORP., ROCKVILLE, MARYLAND, 20852
Covered Property
(1)
Method of Catalyzing Chemical Reactions
Patent:
4,888,281 →
Application:
06/674,253 →
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
Jun 30, 2004
From: IGEN INTERNATIONAL, INC.
To: PROTEINIX, INC.
Reel/Frame 015509/0948 →
Assignment of Assignor's Interest
Feb 3, 2010
From: PROTEINIX CORPORATION
To: WELLSTAT BIOCATALYSIS, LLC
Reel/Frame 023892/0180 →