Not if they are used to prevent someone from creating a new version of something that implements some pattern which looks like a previously patented thing.
If by conception you mean looking at "you get a monopoly to make X related product" without looking past to "meaning someone else can't make Y related product"
No, they are a restraint on original creation. If your original creation is conceptually similar to something else filed with a bureaucrat, you lose your original work. If you are a small company, and someone claims that it's similar, then you probably loose your work regardless of whether it's similar.
