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Each player's goal is to assemble a complete time machine (requiring a weapon, shield, power source, and chassis), and travel back to the day the U.S. Patent Office opened, so as to secure the first US patent. The first actual U.S. patent was issued on July 31, 1790, to Samuel Hopkins for the manufacture of potash. The game's cover art states ...
A comparatively small number of models (4,000) were the property of the Rothschild Patent Museum until 2015, when they were transferred to Hagley Museum and Library, forming a part of the museum's collection of patent models. With over 5,000 models, the Hagley's is the largest private collection, and second in size only to the Smithsonian's.
Uploader determined values for 2021 and 2022 by obtaining Google Patent listings of patents issued on the first Tuesday of 2021, 2022, and 2023, and performing simple subtraction of lowest-value patent numbers. (All U.S. patents have issue dates on Tuesdays.)
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 ...
Gamezebo gave a score of 3.5 out of 5 stars to the game, saying "Still, Antique Road Trip is a solid game, if not an especially profound or memorable one." [6] Antique Road Trip: USA was released as an app with Free and Full versions on the iOS for both the iPhone and iPad in the months of June and July in 2011. [7]
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Baekeland filed a substantial number of related patents. [5] Bakelite, his "method of making insoluble products of phenol and formaldehyde", was filed on July 13, 1907, and granted on December 7, 1909. [12] He also filed for patent protection in other countries, including Belgium, Canada, Denmark, Hungary, Japan, Mexico, Russia, and Spain. [13]
On 27 March 1905 Henry Sandell filed an application for a United States patent for an electric self playing violin. The patent was granted, as number 807,871, on 19 December 1905 and assigned to Mills Novelty Company. [31] This forerunner of the Violano-Virtuoso was known as the Automatic Virtuosa. It was marketed in 1905.