File:United_States_patent_1,394,450,_"Bread-Toaster",_1921.pdf
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Summary
DescriptionUnited States patent 1,394,450, "Bread-Toaster", 1921.pdf |
English: United States patent #1,394,450. "Bread-Toaster" filed 22 June 1920 and patented 18 October 1921. Serial number 390,706.
This copy provided by http://www.pat2pdf.org/ |
Date | |
Source | United States Patent and Trademark Office |
Author | Charles P. Strite |
Licensing
Public domainPublic domainfalsefalse |
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:United_States_patent_1,394,450,_%22Bread-Toaster%22,_1921.pdf |
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.) |
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18 October 1921Gregorian
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:17, 17 January 2017 | 1,275 × 1,650, 10 pages (754 KB) | Bluerasberry | User created page with UploadWizard |
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Short title | USA101394450 |
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Image title | 00000000 |
Conversion program | libtiff / tiff2pdf - 20100615 |
Encrypted | no |
Page size | 612 x 792 pts (letter) |
Version of PDF format | 1.1 |