Patent Assignment
Reel/Frame 004431/0542
Assignment of Assignors Interest.
Recorded: 1985-04-22
Pages: 2
Assignee
COLLAGEN CORPORATION A CORP OF CA
2500 FABR PLACE, PALO ALTO,, CALIFORNIA, 94303
Covered Property
(1)
Partially Purified Bone-Inducing Factor
Patent:
4,627,982 →
Application:
06/705,479 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
May 23, 1988
From: COLLAGEN CORPORATION, A CA CORP.
To: COLLAGEN CORPORATION, A CORP. OF DE
Reel/Frame 004887/0276 →
Assignment of Assignors Interest.
Apr 1, 1991
From: COLLAGEN CORPORATION, A CORP. OF DELAWARE
To: CELTRIX LABORATORIES, INC.
Reel/Frame 005648/0715 →
Change of Name
Aug 21, 1995
From: CELTRIX LABORATORIES, INC.
To: CELTRIX PHARMACEUTICALS, INC.
Reel/Frame 007596/0428 →