Patent Assignment
Reel/Frame 004972/0526
Assignment of Assignors Interest.
Recorded: 1988-11-07
Pages: 3
Assignors
MARTINEZ, DAVID M.
Executed: 1988-11-02
CARIGNAN, ROGER G.
Executed: 1988-11-02
STULBERG, S. DAVID
Executed: 1988-11-04
Covered Property
(1)
Modular Knee Prothesis System
Patent:
4,944,757 →
Application:
07/268,056 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
May 17, 1991
From: TECHMEDICA, INC. A CORP. OF CALIFORNIA
To: SULZER BROS. INC.
Reel/Frame 005700/0847 →
Partial Release of Patent Collateral
Dec 12, 1994
From: TECHMEDICA, INC.
To: IMPLEX CORPORATION
Reel/Frame 007281/0390 →
Assignment of Assignor's Interest
Dec 12, 1994
From: TECHMEDICA, INC.
To: IMPLEX CORPORATION
Reel/Frame 007308/0013 →