Originally Posted by
ggk189
For the below statement
"He does have a "real" 797, so in theory he has a legitimate claim to staying longer. During stamping, they just see the 797validity."
Agreed that he does have an approved 797, but in matters pertaining to legitimacy of an approved stay, the onus lies with the petitioner even though the mistake is committed of an extended approval has been given by the issuing authority".
The above is what I could gather when faced with similar circumstance. There is a possibility that it could be interpreted in multiple ways .
As noted by others a good attorney can decipher more.