IP Library Assignment 014007/0168
Patent Assignment
Reel/Frame 014007/0168

Certificate of Amendment

Recorded: 2003-04-29 Pages: 8
Assignor
SUPERIOR PROPANE INC.
Executed: 2003-02-26
Assignee
SUPERIOR PLUS INC.
320 THE EAST MALL, C/O ERCO WORLDWIDE, TORONTO, ONTARIO, M9B 6C7, CANADA
Covered Property (1)
Impurity Removal from Sodium Chlorate
Patent: 5,681,446 →
Application: 08/520,858 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 2, 1995
From: DLUZNIEWSKI, TOMASZ J.
To: STERLING PULP CHEMICALS, LTD.
Reel/Frame 007711/0322 →
Assignment of Assignor's Interest Nov 2, 1995
From: BETTS, JAMES A.
To: STERLING PULP CHEMICALS, LTD.
Reel/Frame 007718/0528 →
Assignment of Assignor's Interest Nov 25, 2008
From: SUPERIOR PLUS INC.
To: SUPERIOR PLUS INCOME FUND
Reel/Frame 021876/0696 →
Assignment of Assignor's Interest May 5, 2010
From: SUPERIOR PLUS INC.
To: SUPERIOR PLUS LP
Reel/Frame 024411/0122 →