i have no advice exept to ask him in some way whether it is outrightt or not-dont just leave it....thats a communication break down and that is what ruined my most wanted relationship in lot of ways i feel
ask him over email or something if yu feel hy-he may be awaiting u to ask him! u never knoow.
i remmber how happy i felt when bobillydylan first reffered to me as his girlfriend in front of someoen lolol