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The United States Patent and Trademark Office (USPTO) specifies the size of the sheet on which the drawing is made, the type of paper, the margins, and other details relating to the making of the drawing. The reason for specifying the standards in detail is that the drawings are printed and published in a uniform style when the patent issues ...
The United States Patent Classification is an official patent classification system in use and maintained by the United States Patent and Trademark Office (USPTO). It was mostly replaced by the Cooperative Patent Classification (CPC) on January 1, 2013. [1] Plant and design patents are still classified solely within USPC at the USPTO.
X-Patents – all the patents issued by the United States Patent and Trademark Office from July 1790 (when the first U.S. patent was issued), to July 1836. The actual number is unknown, but the best estimate is 9,957.
The website of the United States Patent and Trademark Office states that "the text and drawings of a patent are typically not subject to copyright restrictions," [5] and similar views have been published by patent attorneys. [6]
This is a list of special types of claims that may be found in a patent or patent application.For explanations about independent and dependent claims and about the different categories of claims, i.e. product or apparatus claims (claims referring to a physical entity), and process, method or use claims (claims referring to an activity), see Claim (patent), section "Basic types and categories".
Wikipedia entry for Google Patents.Google Patents is a search engine from Google that indexes patents and patent applications from the United States Patent and Trademark Office.
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The United States Patent Office used to publicly display the models of approved patents. [4] This collection of models suffered two major fires- one in 1836, and another in 1877. The 1877 fire destroyed 75,000 patent models. [5] In 1908, the Patent Office donated just over 1,000 patent models to United States National Museum. [6]