Dern; Charles D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dern; Charles D..The latest application filed is for "energy recovery in a freeze-drying system".
- Dern; Charles D. - Doylestown PA
| Patent | Date |
|---|---|
| Energy recovery in a freeze-drying system Grant 11,181,320 - Dern November 23, 2 | 2021-11-23 |
| Means and methods for selective shelf temperature control Grant 10,976,104 - Dern April 13, 2 | 2021-04-13 |
| Energy Recovery In A Freeze-drying System App 20200370829 - Dern; Charles D. | 2020-11-26 |
| Energy recovery in a freeze-drying system Grant 10,782,070 - Dern Sept | 2020-09-22 |
| Means And Methods For Selective Shelf Temperature Control App 20190285341 - Dern; Charles D. | 2019-09-19 |
| Energy Recovery In A Freeze-drying System App 20190032996 - Dern; Charles D. | 2019-01-31 |
| Energy recovery in a freeze-drying system Grant 10,113,797 - Dern October 30, 2 | 2018-10-30 |
| Repeated Sterile Use Of A Gauge In A Steam Sterilizable Freeze-drying System App 20180071415 - Dern; Charles D. | 2018-03-15 |
| Energy Recovery In A Freeze-drying System App 20180073806 - Dern; Charles D. | 2018-03-15 |
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