Copyright protection is automatic, so it actually takes effort not to copyright something you create. That being said, copyright allows the creator to ascribe value do and potentially derive income from their creation.
be sued in court for copyright infringement
It would be very difficult to do so. You can certainly copyright any literature or videos associated with a style or form, but preventing someone from doing it would be impossible.
Since it is copyrighted, you would need to obtain written permission.
The copyright law of the country in which it was created would apply.
In the case of a work-made-for-hire, the copyright would be controlled by the entity that caused the work to be created, rather than the creator. A photographer under contract to a magazine, for example, would not have copyright for those photos.
That would be a breach of copyright. No.
When we talk about someone losing copyright, we generally mean that two parties have been fighting over the rights to something, and they lost. Photographer Annie Leibovitz may lose copyright to her photographs, as she used the rights as collateral for a $24 million loan. In that case, the rights would transfer to the loan company.
Not necessarily, no, you can watermark a photo that is YOURS, but not one that is already someone else's before, because that would be copyright infringement.
Websites are protected by copyright, so you would need permission from the copyright holder or an exemption in the law to use someone else's web content.
Sure. The copyright owner of something can do with it as he or she pleases, and if that means giving copies away for free, that's fine.
It would pass to their heirs unless other agreements were made.
That Would Be Something was created on 1970-04-17.