Patent Assignment
Reel/Frame 004507/0546
Assignment of Assignors Interest.
Recorded: 1986-02-10
Pages: 1
Assignor
GRIFFITH, RONALD C.
Executed: 1985-06-19
Assignee
PENNWALT CORPORATION, A CORP OF PA.
THREE PARKWAY, PHILADELPHIA, PENNSYLVANIA, 19102
Covered Property
(1)
Dibenzo [B,D] Pyranyloxy Amino Propanols
Patent:
4,569,994 →
Application:
06/749,321 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 26, 1989
From: PENNWALT CORPORATION
To: FISONS CORPORATION
Reel/Frame 005240/0440 →
Assignment of Assignor's Interest
Oct 10, 1996
From: FISONS CORPORATION
To: ASTRA AB
Reel/Frame 008167/0872 →
(Assignment of Assignor's Interest) Re-Record to Correct the Recordation Date of 10-10-1996 to 10-15-1996, Previously Recorded at Reel 8167, Frame 0872.
Oct 15, 1996
From: FISONS CORPORATION
To: ASTRA AB
Reel/Frame 008334/0179 →