Patent Assignment
Reel/Frame 008903/0411
Assignment of Assignor's Interest
Recorded: 1997-12-15
Pages: 2
Assignor
RYAN, THOMAS PATRICK
Executed: 1997-12-11
Assignee
VALLEYLAB INC.
5920 LONGBOW DRIVE, BOULDER, COLORADO, 80303
Covered Property
(1)
Apparatus and Method for Rf Lesioning
Patent:
6,280,441 →
Application:
08/990,377 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 2, 1999
From: VALLEYLAB INC
To: SHERWOOD SERVICES AG
Reel/Frame 010135/0940 →
Change of Name
Sep 21, 2010
From: SHERWOOD SERVICES AG
To: COVIDIEN AG
Reel/Frame 025017/0657 →
Change of Name
Sep 21, 2010
From: TYCO HEALTHCARE GROUP AG
To: COVIDIEN AG
Reel/Frame 025017/0663 →
Merger
Sep 21, 2010
From: COVIDIEN AG
To: TYCO HEALTHCARE GROUP AG
Reel/Frame 025017/0670 →