Celgene ($CELG) is getting in the holiday spirit, settling its Revlimid patent fight with Indian generics maker Natco. Under the settlement, Celgene will let Natco roll out copycat versions of its $5 billion bestseller starting in 2022, as long as Natco agrees to a "volume-limit license." The license restricts the amount of capsules Natco can sell, giving Celgene some breathing room before Natco's full launch in 2026. More