IP Library Assignment 010074/0896
Patent Assignment
Reel/Frame 010074/0896

Assignment of Assignor's Interest

Recorded: 1999-07-08 Pages: 3
Assignor
HANSEN, GARY L.
Executed: 1999-06-07
Assignee
MALLINCKRODT INC.
P.O. BOX 5840, 675 MCDONNELL BOULEVARD, ST. LOUIS, MISSOURI, 63134
Covered Property (1)
Hat-Held Respiratory Mask
Patent: 6,505,623 →
Application: 09/325,770 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 11, 2011
From: MALLINCKRODT INC.
To: NELLCOR PURITAN BENNETT LLC
Reel/Frame 026738/0261 →
Assignment of Assignor's Interest Dec 9, 2012
From: NELLCOR PURITAN BENNETT LLC
To: COVIDIEN LP
Reel/Frame 029432/0521 →