Devices descending from K090421

2 later devices reach Model 350G Gas Conserver through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K221014	Effortless Oxygen Conserver System Models Effortless Pro and Effortless Mobile	Effortless Oxygen, LLC	2022	0	—
+1	K200401	Apogee	Incoba Ltd D/B/A Dynaris	2020	0	—