Patent Assignment
Reel/Frame 004544/0005
Assignment of Assignors Interest.
Recorded: 1986-04-28
Pages: 3
Assignor
WILLSON, DAVID H. -
Executed: 1986-04-10
Assignee
AMSTED INDUSTRIES INCORPORATED, A CORP OF DE.
3700 PRUDENTIAL PLAZA, CHICAGO, ILLINOIS
Covered Property
(1)
Filter Apparatus with Bypass Prevention
Patent:
4,693,836 →
Application:
06/856,406 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.