Oxygen concentrator battery
Claims
The ornamental design for the oxygen concentrator battery, as shown and described.
| D407708 | April 6, 1999 | Nagele |
| D448002 | September 18, 2001 | Yang |
| D475679 | June 10, 2003 | Cooper |
| D481007 | October 21, 2003 | Takahashi |
| D522451 | June 6, 2006 | Hayes |
| D557203 | December 11, 2007 | Grunow |
| D594403 | June 16, 2009 | Yang |
| 8366815 | February 5, 2013 | Taylor |
| D873766 | January 28, 2020 | Ansehn |
| D877063 | March 3, 2020 | Hung |
| D883195 | May 5, 2020 | Jiang |
| D893409 | August 18, 2020 | Stray |
| D894117 | August 25, 2020 | Burgess |
Type: Grant
Filed: Apr 1, 2019
Date of Patent: Jan 11, 2022
Assignee: Inogen, Inc. (Goleta, CA)
Inventors: Brenton Alan Taylor (Kenwood, CA), Peter James Hansen (Santa Barbara, CA), Daniel Wayne Chin (Summerland, CA), Patrick Fitzlindon Burgess (Dunedin, FL)
Primary Examiner: Nathaniel D. Buckner
Application Number: 29/685,962