http://www.cic.gc.ca/english/information/times/perm-fc.asp
currently, it's taking 55 days for SA. some people may experience longer waits. the link provides the date of application they are currently working on. this does not guarantee they are done with all sponsor applications received before that date. if an email was provided in the application, the sponsor will receive an email to confirm eligibility.
each month has a thread specific for applications. it's best to check in with your month's thread to get an idea of when applications get approved.