Search results
Results from the WOW.Com Content Network
Download QR code; Print/export ... These are images extracted from United States patents. ... Patent 896099.jpg 958 × 530; 64 KB.
LLP, Ladas & Parry. "A Brief History of the Patent Law of the United States". New York, 1999. Web Page. . Muir, Ian, Matthias Brandi-Dohrn, and Stephan Gruber. European Patent Law : Law and Procedure under the Epc and Pct. Oxford; New York: Oxford University Press, 1999. Robert B. Matchette et al. "Records of the Patent and Trademark Office".
Patent applications can be filed at the United States Patent and Trademark Office (USPTO). Prior to June 7, 1995, the duration of a US utility patent was 17 years from patent issuance. Since that date, the duration of the US utility patent is 20 years from the earliest effective filing date.
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.
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.
View the HTML for any wiki page. Search for any page by title using a Wikipedia-like Search box. Browse pages by alphabetical order using Special:AllPages. Find a word on a page. Access a history of viewed pages. Bookmark your favorite pages. Downloads images and other files on demand (when connected to the internet)
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 ...
The US patent number without commas; for numeric-only values, commas will be inserted by the template. While the USPTO parser ignores commas, other services (notably Google Patents) cannot handle them. For design or reissued patents prefix with D or RE, respectively; see Patent Search Help for the full list. 2 (optional) Link title.