IP Library Assignment 003794/0759
Patent Assignment
Reel/Frame 003794/0759

Assignment of Assignors Interest.

Recorded: 1980-08-11 Pages: 1
Assignor
MC GILVERY JAMES D.
Executed: 1985-07-29
Assignee
ERCO INDUSTRIES LIMITED
2 GIBBS RD., ISLINGTON, ONTARIO, CANADA
Covered Property (1)
Production of Sodium Polyphosphates
Patent: 4,276,273 →
Application: 06/176,657 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger 12-30-84 Mar 4, 1985
From: ERCO INDUSTRIES LIMITED
To: TENNECO CANADA INC.
Reel/Frame 004368/0762 →