Patent Assignment
Reel/Frame 003971/0428
Assignment of Assignors Interest.
Recorded: 1981-12-28
Pages: 1
Assignor
HELFFRICH, DAVID J.
Executed: 1981-12-14
Assignee
BELL AND HOWELL COMPANY
U.S. ROUTE 22, P.O. BOX 186, PHILLIPSBURG, NEW JERSEY, 08865
Covered Property
(1)
Sensor Alignment Circuit and Method of Operation
Patent:
4,479,050 →
Application:
06/334,761 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 25, 1993
From: BELL & HOWELL COMPANY A CORP. OF DE
To: BANKERS TRUST COMPANY, AS AGENT
Reel/Frame 006673/0133 →
Release of Patent Collateral Assignment and Security Agreement
Oct 14, 1997
From: BANKERS TRUST COMPANY, A NEW YORK BANKING CORPORATION
To: BELL & HOWELL OPERATING COMPANY
Reel/Frame 008783/0351 →
Security Agreement
Oct 5, 2001
From: BH ACQUISITION, INC.
To: HELLER FINANCIAL INC.
Reel/Frame 012188/0979 →
Release and Reassignment
Oct 16, 2003
From: HELLER FINANCIAL, INC., AS AGENT
To: BBH, INC.
Reel/Frame 014601/0631 →
Assignment of Assignor's Interest
Mar 25, 2009
From: PROQUEST COMPANY
To: BH ACQUISTION, INC.
Reel/Frame 022449/0676 →
Merger
Mar 26, 2009
From: BH ACQUISITION, INC.
To: BELL & HOWELL COMPANY
Reel/Frame 022460/0409 →