Patent Assignment
Reel/Frame 005203/0482
Assignment of Assignors Interest.
Recorded: 1990-01-02
Pages: 2
Assignors
HALPERIN, HENRY
Executed: 1989-12-11
TSITLIK, JOSHUA
Executed: 1989-12-11
WEISFELDT, MYRON
Executed: 1989-12-11
GELFAND, MARK
Executed: 1989-11-30
Assignee
JOHNS HOPKINS UNIVERSITY, THE
720 RUTLAND AVE., BALTIMORE, MARYLAND, 21205
Covered Property
(1)
Cardiopulmonary Resuscitation and Assisted Circulation System
Patent:
4,928,674 →
Application:
07/273,810 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 21, 1988
From: HALPERIN, HENRY; TSITLIK, JOSHUA; WEISFELDT, MYRON; GELFAND, MARK
To: JOHNS HOPKINS UNIVERSITY, THE, BALTIMORE, MARYLAND
Reel/Frame 004993/0455 →
Assignment of Assignor's Interest
Nov 23, 1999
From: CARDIOLOGIC SYSTEMS INC.
To: EMERGENCY MEDICAL SYSTEMS, INC.
Reel/Frame 010395/0763 →
Change of Name
Oct 31, 2002
From: EMERGENCY MEDICAL SYSTEMS, INC.
To: REVIVANT CORPORATION
Reel/Frame 013467/0411 →
Notice of Security Interest
Aug 22, 2003
From: REVIVANT CORPORATION
To: SILICON VALLEY BANK
Reel/Frame 013897/0944 →
Change of Name
Mar 2, 2006
From: REVIVANT CORPORATION
To: ZOLL CIRCULATION, INC.
Reel/Frame 017262/0662 →