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[edit] Summary
[edit] Licensing
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In general, the contents of United States patents are in the public domain.[1] In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent:[2] [3] The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. |
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This image is in the public domain in countries with a copyright term of life of the author plus 50 years or less. Note that the United States has other rules and it is necessary to establish that this image is also in the public domain in the United States. See Template:PD-US. |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 21:09, 26 May 2007 | 750×599 (15 KB) | Reddi (Talk | contribs) | ({{US patent|465971}}) |
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