IP Library Assignment 004564/0236
Patent Assignment
Reel/Frame 004564/0236

Assignment of Assignors Interest.

Recorded: 1986-06-12 Pages: 3
Assignor
WYKOFF, RICHARD H.
Executed: 1986-05-14
Assignee
AMSTED INDUSTRIES INCORPORATED
3700 PRUDENTIAL PLAZA, A CORP. OF DE, CHICAGO, ILLINOIS
Covered Property (1)
Pressure Filter Enclosure
Patent: 4,738,786 →
Application: 06/873,690 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jun 29, 1989
From: AMSTED INDUSRIES INCORPORATED
To: FILTRA-SYSTEMS COMPANY
Reel/Frame 005184/0062 →