Patent Assignment
Reel/Frame 005577/0146
Assignment of Assignors Interest.
Recorded: 1991-01-10
Pages: 2
Assignee
VG INSTRUMENTS GROUP LIMITED
FISONS INSTRUMENTS, RIVERSIDE WAY, UXBRIDGE, MIDDLESEX, ENGLAND, UB8 2YF, UNITED KINGDOM
Covered Property
(1)
Glow Discharge Spectrometry
Patent:
5,184,016 →
Application:
07/639,802 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Nunc Pro Tunc Assignment Effective on 01/01/1991
Jul 27, 1992
From: VG INSTRUMENTS GROUP LIMITED
To: FISONS PLC
Reel/Frame 006221/0034 →
Assignment of Assignor's Interest
Jun 12, 2000
From: FISONS PLC
To: THERMO INSTRUMENT SYSTEMS, INC.
Reel/Frame 010892/0529 →
Merger
Nov 20, 2000
From: THERMO INSTRUMENT SYSTEMS INC.
To: THERMO ELECTRON CORPORATION
Reel/Frame 011306/0693 →