Patent Assignment
Reel/Frame 004088/0797
Assignment of Assignors Interest.
Recorded: 1983-02-02
Pages: 2
Assignee
CONCRETE PIPE MACHINERY CO., A CORP. OF IO
111 S. 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.
Jun 24, 1985
From: CONCRETE PIPE MACHINERY CO.
To: INTERNATIONAL PIPE MACHINERY CORP. A CORP OF IA
Reel/Frame 004421/0348 →
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 →