The broken lines shown in the figures represent portions of the high efficiency distillation head that form no part of the claimed design.
The broken lines shown in the figures represent portions of the high efficiency distillation head that form no part of the claimed design.
| Number | Name | Date | Kind |
|---|---|---|---|
| D254441 | Lemoine | Mar 1980 | S |
| D595391 | Weltman | Jun 2009 | S |
| 9138657 | Wiederin | Sep 2015 | B1 |
| D775310 | Kremerman | Dec 2016 | S |
| D776238 | Kremerman | Jan 2017 | S |
| D802084 | Kremerman | Nov 2017 | S |
| D802085 | Kremerman | Nov 2017 | S |
| D805599 | Kremerman | Dec 2017 | S |