Patent Assignment
Reel/Frame 004421/0348
Assignment of Assignors Interest.
Recorded: 1985-06-24
Pages: 2
Assignor
CONCRETE PIPE MACHINERY CO.
Executed: 1983-12-09
Assignee
INTERNATIONAL PIPE MACHINERY CORP. A CORP OF IA
111 SO. GEORGE ST., SIOUX CITY, IOWA, 51102
Covered Property
(1)
Method and Apparatus for Production of Concrete Pipe by the Packerhead Method
Patent:
4,540,539 →
Application:
06/451,666 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 2, 1983
From: CRAWFORD, GERALD R.; KOZLOWSKI, BRIAN J.
To: CONCRETE PIPE MACHINERY CO., A CORP. OF IO
Reel/Frame 004088/0797 →
Security Interest
Jun 24, 1991
From: INTERNATIONAL PIPE MACHINERY CORPORATION, A CORPORATION OF IA
To: SECURITY NATIONAL BANK OF SIOUX CITY, IOWA, THE
Reel/Frame 005763/0536 →
Collateral Agreement
Aug 5, 2002
From: INTERNATIONAL PIPE MACHINERY CORPORATION
To: HARRIS TRUST AND SAVINGS BANK, AS AGENT
Reel/Frame 013128/0912 →
Release and Reassignment of Patents
Sep 19, 2002
From: SECURITY NATIONAL BANK OF SIOUX CITY, IOWA, THE
To: INTERNATIONAL PIPE MACHINERY CORPORATION
Reel/Frame 013288/0788 →
Security Agreement
Jan 27, 2005
From: INTERNATIONAL PIPE MACHINERY CORP.
To: STANDARD FEDERAL BANK NATIONAL ASSOCIATION
Reel/Frame 015612/0133 →
Release and Reassignment of Patents
Jan 28, 2005
From: HARRIS TRUST AND SAVINGS BANK
To: INTERNATIONAL PIPE MACHINERY CORPORATION
Reel/Frame 015612/0989 →