Patent Assignment
Reel/Frame 004031/0340
Conditional Assignment
Recorded: 1982-08-23
Pages: 2
Assignor
OPTRA,INC.
Executed: 1982-08-18
Assignee
BLOCK, MYRON J
334 NORTH MAIN ST, NORTH SALEM, NEW HAMPSHIRE, 03073
Covered Properties
(2)
Immunoassay Apparatus and Methods
Application:
06/388,193 →
Apparatus Including Optical Fiber for Fluorescence Immunoassay
Patent:
4,582,809 →
Application:
06/406,324 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 14, 1982
From: BLOCK, MYRON J.; HIRSCHFELD, TOMAS B.
To: OPTRA, INC., EVERETT, MASS. A CORP. OF MASS.
Reel/Frame 004006/0978 →
Assignment of Assignors Interest.
Aug 9, 1982
From: BLOCK, MYRON J.; HIRSCHFELD, THOMAS B.
To: OPTRA, INC., A CORP. OF MASS.
Reel/Frame 004034/0067 →
Assignment of Assignor's Interest
Jun 30, 1997
From: BLOCK, MYRON J.; ORD CORPORATION
To: BOEHRINGER MANNHEIM CORPORATION
Reel/Frame 008574/0911 →
Change of Name
Feb 11, 1999
From: BOEHRINGER MANNHEIM CORPORATION
To: ROCHE DIAGNOSTICS CORPORATION
Reel/Frame 009731/0864 →