Patent Assignment
Reel/Frame 007155/0908
Assignment of Assignor's Interest
Recorded: 1994-09-13
Pages: 3
Assignor
DINO, DAVID JOSEPH
Executed: 1994-09-08
Assignee
RHONE-POULENC SPECIALTY CHEMICALS, CO.
CN 7500 PROSPECT PLAINS ROAD CRANBURY, NJ 08512
Covered Property
(1)
Modified Polygalactomannans as Oil Field Shale Inhibitors
Application:
08/304,996 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Feb 27, 1997
From: RHONE-POULENC SPECIALTY CHEMICALS CO.
To: RHONE-POULENC, INC.
Reel/Frame 008382/0702 →
Assignment of Assignor's Interest
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 010404/0268 →
Invalid Recording. See Recording at Reel 010404, Frame 0268.
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 008955/0873 →