Patent Assignment
Reel/Frame 006935/0781
Assignment of Assignor's Interest
Recorded: 1994-03-28
Pages: 3
Assignee
SPEEDFAM CORPORATION
509 NORTH THIRD AVENUE, DES PLAINES, ILLINOIS, 60016
Covered Property
(1)
Dual Column Abrading Machine
Patent:
5,595,529 →
Application:
08/218,611 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.