[Beetle01]

Bob, part of the Affordable Care Act, which he is referring to as Obamacare, allows parents to keep children on their insurance up to age 26, married or non-married.

This went into effect on 23 September 2010. More than 2 years ago.

Here is a link with a timeline of what parts of the plan go into effect and when.

link

Now maybe you are not referring to the whole ACA as Obamacare, but most people just refer to the whole thing as Obamacare.