Watch the Memphis Horns online guitar lesson by Robbie Calvo from 50 R&B Licks You MUST Know
This lick is an A7 arpeggio lick with a repeating theme. This is a really cool arpeggio shape to learn as you can really see the dominant 9th chord shape within the pattern.
Try looking for familiar shapes when you improvise or come up with your own licks. It will help you commit them to memory.