IP Library Granted Patent US 7,604,004
Granted Patent B2
US 7,604,004 · App. 11/398,392 · Granted Oct 20, 2009

Personal oxygen concentrator

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 7,604,004
App. No.
11/398,392
Granted
Oct 20, 2009
Kind
B2
Abstract

An oxygen separator for separating oxygen from ambient air utilizing a vacuum swing adsorption process has a mass of less than 2.3 kg. A carrier is mountable on a person to support the oxygen separator for ambulatory use.

Claims (8)

1. An oxygen supply device comprising:

an oxygen separator for separating oxygen from ambient air by using a vacuum swing adsorption process, wherein the oxygen separator has a mass of less than 2.3 kg, and wherein the oxygen separator comprises components of at least one separation column with an absorbent material, a vacuum pump, a motor, a power source for driving the motor, a reservoir, and a valve; and

a carrier mountable on a person for carrying the oxygen separator, the carrier comprising:

a flexible belt; and

a plurality of modules connected to the belt, the plurality of modules housing the components of the oxygen separator; and

wherein the belt contains a series of pathways which contain electrical and pneumatic connections of the oxygen separator contained within the plurality of modules.

2. The device of claim 1 wherein each of the plurality of modules is attached to the belt with a quick disconnect mechanism.

3. The device of claim 1 wherein the flexible belt comprises a plurality of connected segments to allow manipulation of the carrier.

Assignments (5)
CHANGE OF ADDRESS Recorded Jan 29, 2025
From: 3B MEDICAL, INC.
To: 3B MEDICAL, INC.
Reel/Frame 070043/0161 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Dec 23, 2021
From: 3B MEDICAL MANUFACTURING, LLC
To: TRUIST BANK
Reel/Frame 058572/0105 →
LICENSE Recorded Apr 3, 2018
From: VBOX, INC.
To: 3B MEDICAL MANUFACTURING, LLC
Reel/Frame 045818/0721 →
SECURITY INTEREST Recorded Jul 29, 2014
From: VBOX, INC.
To: CEDAR POINT CAPITAL, LLC
Reel/Frame 033431/0683 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 11, 2009
From: JAGGER, THEODORE W.; VAN BRUNT, NICHOLAS P.; LONNES, PERRY B.
To: VBOX INCORPORATED
Reel/Frame 023218/0347 →