Http://www.aarp.org/family/grandparenting/articles/grandparent_visit_r ights_update.html?CMP=KNC-360I-GOOGLE-FAM&HBX_OU=50&HBX_PK=grandparent s_visitation_rights
Read this article. It's not encourageing. If you have the resources hire a mediator to try to come to some sort of a visitation schedule. If that works you will then have leverage if her boyfriend cuts you off.

