Patent Assignment
Reel/Frame 003932/0472
Assignment of Assignors Interest.
Recorded: 1981-12-04
Pages: 1
Assignor
HUIBERS, DERK T. A.
Executed: 1981-08-21
Assignee
Covered Property
(1)
Process for Making L-Sugars and D-Fructose
Patent:
4,421,568 →
Application:
06/296,403 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 11, 1983
From: HYDROCARBON RESEARCH, INC.
To: HRI, INC.
Reel/Frame 004118/0001 →
Assignment of Assignor's Interest
Jun 21, 1994
From: HRI, INC.
To: HYDROCARBON RESEARCH, INC.
Reel/Frame 007037/0274 →
Assignment of Assignor's Interest
Jun 28, 1995
From: HYDROCARBON RESEARCH, INC.
To: INSTITUT FRANCAIS DU PETROLE
Reel/Frame 007662/0308 →