Patent Assignment
Reel/Frame 004183/0705
Assignment of Assignors Interest.
Recorded: 1983-10-11
Pages: 2
Assignors
PRATT, CLYDE R.
Executed: 1983-09-12
CARIGNAN, ROGER G.
Executed: 1983-09-12
MARTINEZ, DAVID M.
Executed: 1983-09-12
SCHIFFMAN, MICHAEL L.
Executed: 1983-09-12
Assignee
TECHMEDICA, INC., A CA CORP.
620 HAMPSHIRE ROAD, #4, WESTLAKE VILLAGE, CALIFORNIA, 91361
Covered Property
(1)
A Surgical Retractor
Patent:
284,510 →
Application:
06/540,482 →
Related Assignments
(4)
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 →
Release of Patent Collateral
Mar 24, 1995
From: SULZER, INC.
To: TECHMEDICA, INC.
Reel/Frame 007381/0177 →
Assignment of Assignor's Interest
Mar 31, 1995
From: TECHMEDICA, INC.
To: SULZERMEDICA USA, INC.
Reel/Frame 007408/0450 →
Change of Name
Nov 26, 2002
From: SULZER MEDICA USA INC.
To: CENTERPULSE USA INC.
Reel/Frame 013542/0917 →