Below are the patents I looked at. I can't find what you are saying. I do know there was a very long legal battle in Europe over MANF and Amarantus won. Wonder why they would fight so hard over a voided CoM. Doesn't make sense to me.

Neurotrophic factor MANF and uses thereof
US 9592270 B2
https://www.google.com/patents/US9592270#backward-citations

Dopaminergic neuronal survival-promoting factors and uses thereof
US 8084425 B2
https://www.google.com/patents/US8084425?dq=C...MQ6AEIQjAE

Dopaminergic neuronal survival-promoting factors and uses thereof
US 9115208 B2
https://www.google.com/patents/US9115208?dq=C...MQ6AEIUDAG