Clarke_1.pdf
Summary
| Description |
English:
Patent image for the Clarke calculator.
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| Date | |
| Source | http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=01552113 |
| Author | Edith Clarke |
Licensing
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This work is in the
public domain
in the United States because it is a
work prepared by an officer or employee of the United States Government as part of that person’s official duties
under the terms of
Title 17, Chapter 1, Section 105
of the
US Code
.
Note
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U.S. state
,
territory
, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the
United States Postal Service
since 1978
. (See §
313.6(C)(1)
of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see
The US Mint Terms of Use
.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | ||
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In general
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the contents of United States patents are in the public domain
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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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