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The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all (copyright or mask work) rights whatsoever.
Under the Patent Act of 1793, the United States barred foreign inventors from receiving patents at the same time as granting patents to Americans who had pirated technology from other countries. “America thus became, by national policy and legislative act, the world’s premier legal sanctuary for industrial pirates.
The large size of the US economy, the strong pro-patentee legal regime and over 200 years of case law make US patents more valuable and more litigated than patents of any other country. The long history of patents and strong protection of patent holders contributes to abuse of the system by patent trolls , which are largely absent in other ...
The X generally appears at the end of the numbers hand-written on full-page patent images; however, in patent collections and for search purposes, the X is considered to be the patent type – analogous to the "D" of design patents – and appears at the beginning of the number.
English: U.S. Patent and Trademark Office filing by Charles Darrow for a patent on the board game Monopoly, filed August 31, 1935 and granted December 31, 1935.While the images and text of this patent are public domain, Parker Brothers/Hasbro still hold trademarks on specific design elements of the game, including but not limited to the general game board design, the locomotive silhouettes ...
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.
{} links to the incomplete Google Patents search, by default. With the optional src parameter it will link to the more complete online USPTO patent application with TIFF images for pre-1976 patents and full-text for post 1976 patents. The Google search may provide a PDF transcript of the text extracted from the TIFF images.
The text and illustrations of US patents are in the public domain in the United States unless the patent text contains a specific notice that portions are copyrighted. [1] [2] [3] The original patent contains no such notice, so its contents are in the public domain in the United States.