That red, itchy rash on your scalp that has flaky scales could be seborrheic dermatitis, or seborrhea. It's a common skin disease that looks similar to psoriasis, eczema, or an allergic reaction. And it can appear on your body as well as your scalp. Causes. We don't know what exactly causes seborrheic dermatitis.
You cannot get a patent just on an idea. You must show how your invention works and your invention must be new. This means it must be different in some important way from all previous inventions. It also cannot be for sale or be known about before you apply for a patent. To learn more, see Qualifying for a Patent FAQ.
The patent owner may give permission to, or license, other parties to use the invention on mutually agreed terms. The owner may also sell the right to the invention to someone else, who will then become the new owner of the patent. Once a patent expires, the protection ends, and an invention enters the public domain; that is, anyone can commercially exploit the invention without infringing the patent.