IP Library › Assignment 004823/0287
Patent Assignment
Reel/Frame 004823/0287

Assignment of Assignors Interest.

Recorded: 1988-01-11 Pages: 3
Assignor
LEASON, HAYDEN
Executed: 1988-01-07
Assignee
Covered Property (1)
Filter with Filtration Envelope Spacing Means
Patent: 4,828,694 →
Application: 07/142,071 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 23, 1998
From: FILTERTEK, INC.
To: FILTERTEK USA, INC.
Reel/Frame 008995/0986 →
Assignment of Assignor's Interest Mar 9, 1998
From: FILTERTEK USA, INC.
To: FILTERTEK INC.
Reel/Frame 009038/0174 →