Devices descending from K972563

3 later devices reach Lift Master through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K992828	E-2000 Power Elevating Seat System, Models Ard-Estorm, Ard-EP320, Ard-Elancer	Accelerated Rehab Designs, Inc.	2000	2	—
+2	K013516	Invacare Elevating Seat Option ESS6	Invacare Corp.	2001	1	—
+3	K033819	Invacare 3G Tarsys	Invacare Corp.	2004	0	—