Patent Assignment
Reel/Frame 015075/0697
Assignment of Assignor's Interest
Recorded: 2004-08-19
Pages: 5
Assignor
BIEBUYCK, LAWRENCE
Executed: 2004-07-27
Assignee
BUTLER MANUFACTURING COMPANY
1540 GENESSEE ST., KANSAS CITY, MISSOURI, 64102
Covered Property
(1)
Curtain wall system with enhanced resistance to blast forces
Application:
10/829,564 →
Publication:
US 2005/0138889
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.