Halpern; Ian
Patent Applications and Registrations
Patent applications and USPTO patent grants for Halpern; Ian.The latest application filed is for "volume-adjustable manual ventilation device".
- Halpern; Ian - San Francisco CA
- Halpern; Ian - Washington DC
| Patent | Date |
|---|---|
| Volume-adjustable Manual Ventilation Device App 20120272965 - Halpern; Ian | 2012-11-01 |
| Volume adjustable manual ventilation device Grant 8,235,043 - Halpern August 7, 2 | 2012-08-07 |
| Packet network based emergency backup telephone system Grant 8,081,623 - Halpern , et al. December 20, 2 | 2011-12-20 |
| Volume-adjustable Manual Ventilation Device App 20100132709 - Halpern; Ian | 2010-06-03 |
| Volume-adjustable manual ventilation device Grant 7,658,188 - Halpern , et al. February 9, 2 | 2010-02-09 |
| Volume Adjustable Manual Ventilation Device App 20090145437 - Halpern; Ian | 2009-06-11 |
| Packet Network Based Emergency Backup Telephone System App 20090067413 - Halpern; Ian ; et al. | 2009-03-12 |
| Packet network based emergency backup telephone system Grant 7,466,689 - Halpern , et al. December 16, 2 | 2008-12-16 |
| Volume-adjustable manual ventilation device App 20070169780 - Halpern; Ian ; et al. | 2007-07-26 |
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