You are saying that step (2) has no effect on patent X from step (1), and thus patent X still enters public domain in 2020, correct?
Note- I understood this to be your position from your other comments. I asked the clarifying question to understand `pdeuchler`'s idea of the `evergreening` process.
Note- I understood this to be your position from your other comments. I asked the clarifying question to understand `pdeuchler`'s idea of the `evergreening` process.