Boston College does have a status checker. http://www.bc.edu/schools/law/admission.html
link is just below the second paragraph. Boston University does not have one.
EDIT: You should receive an email from BC that says this:
Dear Mr. Burger,
Thank you for applying to Boston College Law School. BC Law has now created a link on its website which will enable you to check your application status online. The following is your user name BUrger1234 and password #$%&*%#.
Please don't hesitate to contact our office if you have further questions about your application.
Boston College Law School
Office of Admissions & Financial Aid