Patent Assignment
Reel/Frame 004782/0348
Assignment of Assignors Interest.
Recorded: 1987-11-16
Pages: 2
Assignors
LI, MAY K.
Executed: 1987-11-13
KESSLER, JACK
Executed: 1987-11-13
BACH, DAVID T.
Executed: 1987-11-13
Assignee
GENE-TRAK SYSTEMS, A DE. CORP.
FRAMINGHAM, MASSACHUSETTS
Covered Property
(1)
Magnetic Separation Device and Methods for Use in Heterogeneous Assays
Application:
07/121,191 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 17, 1989
From: LI, MAY K.; KESSLER, JACK; BACH, DAVID T.
To: GENE-TRAK SYSTEMS, AN IL PARTNERSHIP
Reel/Frame 005008/0097 →
Assignment of Assignors Interest Effective 1-11-91.
Aug 14, 1992
From: GENE-TRAK SYSTEMS CORPORATION
To: AMOCO CORPORATION, AN IN CORP.
Reel/Frame 006225/0903 →