In order to save the patch with its related Auxes, I think one has to incorporate them in a Summing Stack folder
and save the latter as a patch.
LogicPro 10.6.1 ( & 9.1.8),MainStage3.5.1
MBPro 17", Core2Duo, 8G, OSX 10.12.6
MacPro, Xeon 6Cores, 64GB, OSX 10.15.7
ULN8, MOTU MIDI TP-AV, C4, MCU Pro, KorgNano, Novation SLMkII
AAS, NI, Celemony, Spectrasonics, Korg, etc...
PC, iPad3(V-Control & LogicRemote), AtariST(Notator SL), Several vintage gear