IP Library › Granted Patent US 528,212
Granted Patent S1
US 528,212 · App. 29/226,193 · Granted Sep 12, 2006

Portable oxygen concentrator

Assignee: Inogen, Inc.
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Quick Facts
Patent No.
US 528,212
App. No.
29/226,193
Granted
Sep 12, 2006
Kind
S1
Claims (1)

The ornamental design for a portable oxygen concentrator, as shown and described.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Sep 30, 2014
From: COMERICA BANK, AS AGENT
To: INOGEN, INC.
Reel/Frame 033854/0753 →
SECURITY AGREEMENT Recorded Oct 22, 2012
From: INOGEN, INC.
To: COMERICA BANK, A TEXAS BANKING ASSOCIATION
Reel/Frame 029164/0751 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 15, 2005
From: CONWAY, SCOTT; BARE, REX O.
To: INOGEN, INC.
Reel/Frame 016337/0104 →
Continuity (1)
Continuation 1068088500 · Oct 7, 2003