Patent Assignment
Reel/Frame 004366/0259
Assignment of Assignors Interest.
Recorded: 1985-01-28
Pages: 2
Assignor
SPENCER, ROBERT B.
Executed: 1985-01-18
Covered Property
(1)
Mass Spectrometer Ion Excitation System
Patent:
4,874,943 →
Application:
06/695,847 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 1, 1990
From: EXTREL CORPORATION
To: EXTREL FTMS, INC., A CORP. OF DE
Reel/Frame 005234/0821 →
Assignment of Assignor's Interest
Feb 17, 1994
From: NICOLET INSTRUMENT CORPORATION
To: WATERS INVESTMENTS LIMITED
Reel/Frame 006863/0578 →
Security Interest
Sep 14, 1994
From: EXTREL FTMS, INC.
To: BANKERS TRUST COMPANY
Reel/Frame 007145/0471 →
Assignment of Assignor's Interest
Nov 15, 1995
From: WATERS INVESTMENTS LIMITED
To: EXTREL FTMS
Reel/Frame 007562/0241 →
Release of Security Agreement
Feb 1, 1996
From: BANKERS TRUST COMPANY
To: WATERS INVESTMENTS LIMITED
Reel/Frame 007786/0911 →
Security Interest
Feb 22, 1996
From: WATERS INVESTMENTS LIMITED
To: BANKERS TRUST COMPANY
Reel/Frame 007986/0191 →
Release of Security Interest in Patents
Apr 29, 2002
From: BANKERS TRUST COMPANY, AS COLLATERAL AGENT
To: WATERS INVESTMENTS LIMITED
Reel/Frame 012822/0456 →