That's a bad example because the olympic logo is a trademark, and the bitcoin logo is not.
Sorry but I have to say that you have no idea what you are talking about.
Please do at least minimal research before posting something like this or simply visit wiki pages for both logos... it would only take few minutes of your time.
Here I will chew it down for you, and make it a baby food:
This work includes material that may be protected as a trademark in some jurisdictions. If you want to use it, you have to ensure that you have the legal right to do so and that you do not infringe any trademark rights. See our general disclaimer.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.
https://wikiless.org/wiki/File:Bitcoin_logo.svg?lang=enThis work includes material that may be protected as a trademark in some jurisdictions. If you want to use it, you have to ensure that you have the legal right to do so and that you do not infringe any trademark rights. See our general disclaimer.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.
https://wikiless.org/wiki/File:Olympic_rings_without_rims.svg?lang=en
