Patent Assignment
Reel/Frame 005815/0380
Assignment of Assignors Interest.
Recorded: 1991-08-23
Pages: 2
Assignor
WILLERT, MICHAEL R.
Executed: 1991-08-15
Assignee
INTERNATIONAL PIPE MACHINERY CORPORATION
A CORPORATION OF IOWA, 111 SOUTH GEORGE STREET, SIOUX CITY, IOWA, 51102
Covered Property
(1)
Cage Positioner
Patent:
5,236,322 →
Application:
07/749,320 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Collateral Agreement
Aug 5, 2002
From: INTERNATIONAL PIPE MACHINERY CORPORATION
To: HARRIS TRUST AND SAVINGS BANK, AS AGENT
Reel/Frame 013128/0912 →
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 →