If that actually happened, there would be much less incentive to find new cures and vaccines. Companies spend millions and millions of dollars on risk (research) for the promise of owning the formula for a time.
But these are all suggestions that should be coming from Congress and from lobbyists while they're negotiating the terms of the deal, so they feel like they've accomplished some level of "damage control." Meanwhile they've wasted a lot of energy inching away from the ideal/extremist proposal and towards the compromise we actually want.