Hello Lars,
I’ve not heard of it being recovered. It would be a major comet news item if it was, because it has been lost for a very long time. Guide 9 gives a perihelion date of 2017 Feb 27 but it’s pretty meaningless!
I mentioned the 2017 ‘Defunct Comets’ at the end of this piece:
https://www.britastro.org/node/8602
Regards,
Martin