IP Library Assignment 004476/0556
Patent Assignment
Reel/Frame 004476/0556

Assignment of Assignors Interest.

Recorded: 1985-10-29 Pages: 1
Assignors
KENYON, RONALD W.
Executed: 1985-10-21
THORP, DEREK
Executed: 1985-10-21
Assignee
Covered Property (1)
2.6- Dioxo-2.6- Dihydrobeno[1:2-B,4:5-B] Difurans
Patent: 4,680,417 →
Application: 06/792,645 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 29, 1994
From: IMPERIAL CHEMICAL INDUSTRIES PLC
To: ZENECA LIMITED
Reel/Frame 006965/0039 →
Assignment of Assignor's Interest Nov 20, 1998
From: ZENECA LIMITED
To: BASF AKTIENGESELLSCHAFT
Reel/Frame 009596/0610 →