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Common types of intellectual property rights include copyrights, trademarks, patents, industrial design rights, trade dress, and in some jurisdictions, trade secrets. These may be sometimes called intellectual rights. See outline of patents for a topical guide and overview of patents.
Stallman advocates referring to copyrights, patents and trademarks in the singular and warns against abstracting disparate laws into a collective term. He argues that, "to avoid spreading unnecessary bias and confusion, it is best to adopt a firm policy not to speak or even think in terms of 'intellectual property'." [78]
The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.
The clause, which is the basis of copyright and patent laws in the United States, states that: [2] [the United States Congress shall have power] To promote the Progress of Science and useful Arts, by securing for limited Times to Authors and Inventors the exclusive Right to their respective Writings and Discoveries.
The proper copyright notice for sound recordings of musical or other audio works is a sound recording copyright symbol (℗, the letter P inside a circle, Unicode U+2117 ℗ SOUND RECORDING COPYRIGHT), which indicates a sound recording copyright, with the letter P indicating a "phonorecord".
Unlike patents and copyrights, which have fixed expiration dates, trademark registrations typically have an initial term of 10 years and can be renewed indefinitely, [38] [39] [87] as long as the mark remains in continuous use in commerce.
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