All About Copyrights
Copyrights are very different from patents and trademarks. A patent primarily prevents inventions, discoveries, or advancements of useful processes from being manufactured, used, or marketed by anyone other than the patentee. A trademark is a word, name, or symbol to indicate origin and, in so doing, distinguish the products and services of one company from those of another.
Copyright protects “original works of authorship” that are fixed in a tangible form of expression. The fixation need not be directly perceptible as long as it may be communicated with the aid of a machine or device.
Copyrightable works can fall into the following categories:
◆ Literary works
◆ Musical works, including any accompanying words
◆ Dramatic ...