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This image is believed to be non-free or possibly non-free in its home country, Singapore. In order for Commons to host a file, it must be free in its home country and in the United States. Some countries, particularly other countries based on common law, have a lower threshold of originality than the United States.
The Version 2 of the GNU General Public License [14] of 1991 also says that patents convert free software to proprietary software: "Finally, any free program is threatened constantly by software patents. We wish to avoid the danger that redistributors of a free program will individually obtain patent licenses, in effect making the program ...
A patent applicant may include a copyright notice or mask work notice, but only if it also includes the following authorization, expressly permitting the reproduction of the patent: [9] A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection.
[4] [5] The Free Software Foundation [6] [7] and the Open Knowledge Foundation approved CC0 as a recommended license to dedicate content to the public domain. [8] [9] The FSF and the Open Source Initiative, however, do not recommend the usage of this license for software due to inclusion of a clause expressly stating it does not grant patent ...
A software patent is a patent on a piece of software, such as a computer program, library, user interface, or algorithm.The validity of these patents can be difficult to evaluate, as software is often at once a product of engineering, something typically eligible for patents, and an abstract concept, which is typically not.
There are several types of intellectual property rights, such as copyrights, patents, trademarks, industrial designs, plant breeders rights [1] and trade secrets. Therefore, an intellectual property infringement may for instance be one of the following:
Software copyright is the application of copyright in law to machine-readable software. While many of the legal principles and policy debates concerning software copyright have close parallels in other domains of copyright law, there are a number of distinctive issues that arise with software.
Royalty-free standards do not include any "per-port" or "per-volume" charges or annual payments for the actual implementation of the standard, even though the text of the actual specification is typically protected by copyright and needs to be purchased from the standards body.