Sorry you're right, I had the terminology wrong. It's abandoned, not orphaned, and the specific program is FDA NCIE. IIRC this program grants advertising excl

Sorry you're right, I had the terminology wrong. It's abandoned, not orphaned, and the specific program is FDA NCIE. IIRC this program grants advertising exclusivity (weaker than patent exclusivity) as a carrot to give companies "IP protection-lite" in exchange for re-testing old drugs under the FDA phase flow.