File:Yoyo patent 1866.png
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DescriptionYoyo patent 1866.png | detail from 'Whirligig'; U.S. patent #59745, 1866 (first U.S. yo-yo patent) |
Date | |
Source | US Patent US59745A |
Author |
James L. Haven Later versions were uploaded by Berkut at en.wikipedia. |
Licensing
Public domainPublic domainfalsefalse |
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Public domainPublic domainfalsefalse |
In general, the contents of United States patents are in the public domain.
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 (see 37 CFR 1.71(d) & (e) and 37 CFR 1.84(s), and MPEP § 608.01(e) & (w) and MPEP § 1512):
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. (This template can be replaced by {{PD-US-patent-no notice}} in such cases.) |
Original upload log
- 2004-12-05 09:15 Berkut 395×669×8 (24654 bytes) cleanup
- 2004-05-15 21:02 Popefauvexxiii 395×669×8 (33913 bytes) detail from 'Whirligig'; U.S. patent #59745, 1866 (first U.S. yo-yo patent) {{msg:PD}}
Items portrayed in this file
depicts
20 November 1866Gregorian
image/png
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 09:57, 4 June 2020 | 7,192 × 12,433 (494 KB) | wikimediacommons>Sette-quattro | higher quality |
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