Can you get trademark protection for a very simple slogan like 'Support This Cause' if the cause itself is public and very general?
It is not very likely based on what can be found reading ''Chapter 1200: Substantive Examination of Applications'' of the ''Trademark Manual of Examination Procedures (TMEP) - 4th Edition'' published by the United States Patent and Trademark Office; more specifically Section 1202.03(f)(i) Slogans or Words Used on the Goods, and Section 1202.04 Informational Matter.
If you have a photograph of an iPhone, there is copyright on the photo itself, belonging to the photographer unless other arrangements were made. If the phone is on, each visible icon would be protected by trademark, but most common uses of the photograph would not infringe the trademark. The name iPhone is protected by trademark, but most common uses of it, for example in this question and answer, would not infringe the trademark.
Yes but as with most legal questions, with qualifications. Prior to the Architectural Works Copyright Protection Act of 1990, signed into law by then President Bush, only the original architectural designs & drawings were protected by copyright. No protection was afforded to the physical building itself. This was changed when the new law provided for copyright protection to be extended to "design embodied in the drawings or building as architectural work." Note that this does…