>>2033
>license
>open-source
Those are mutually exclusive.
According to a quick web search, and a large legal filing and processing website, a person who
>"invents or discovers any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement thereof, may obtain a patent."
I bolded what I think applies to your question.
If you think it's worthy of a patent, talk to a patent lawyer.
They might charge you or provide the information free regarding whether your process is patentable.