Patent Assignment
Reel/Frame 005587/0375
Assignment of Assignors Interest.
Recorded: 1991-01-29
Pages: 3
Assignor
VALLEY LAB, INC., A CORP OF CO
Executed: 1990-11-29
Assignee
COOPER LIFE SCIENCES, INC.
160 BROADWAY, SUITE #1101, A CORP OF DE, NEW YORK, NEW YORK, 10038
Covered Properties
(2)
Air-Abrasive Prophylaxis Equipment
Patent:
3,882,638 →
Application:
05/403,436 →
Air-Abrasive Prophylaxis Equipment
Patent:
3,972,123 →
Application:
05/531,466 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 31, 1988
From: COOPER LASERSONICS, INC.
To: CAVITRON, INC.
Reel/Frame 004969/0677 →
Change of Name 12/30/88 - Delaware
May 31, 1990
From: CAVITRON, INC.
To: V-CUSA, INC.
Reel/Frame 005348/0077 →
Change of Name 2/03/89 - Delaware
May 31, 1990
From: V-CUSA, INC.
To: VALLEYLAB ULTRASONIC SURGICAL PRODUCTS, INC.
Reel/Frame 005348/0080 →
Merger 5/10/89 - Delaware
May 31, 1990
From: VALLEYLAB ULTRASONIC SURGICAL PORDUCTS, INC.
To: VALLEYLAB, INC., A CORP. OF CO
Reel/Frame 005348/0083 →