In Agile, you are supposed to ship product on a regular cadence. All features are added to a product backlog, divided into small projects that fit within a sprint, and then prioritized. The backlog is just a way to keep track of all of the ideas people have, requests from customers, major bugs and other things.
The first patent for Pristiq is set to expire in February 2022. This is the earliest predictable date that a generic version of the drug could become available. However, other circumstances could come up to extend or shorten the exclusivity period.
Patent protection doesnât last forever. Indeed, patents are typically the shortest lived of all forms of intellectual property protection. When a patent expires, the invention described by the patent falls into the public domain: it can be used by anyone without permission from the owner of the expired patent.