adjective
R
Not able to be protected by a patent because it's too common, not helpful, or too obvious.
The simple gadget was considered unpatentable because it was too easy to think of.
R
Not able to get a patent because it doesn't follow the rules for what can be patented.
Their idea was unpatentable, so they couldn't get legal protection for it.
translation
Not able to be protected by a patent because it's too common, not helpful, or too obvious.; Not able to get a patent because it doesn't follow the rules for what can be patented.