search:patents相關網頁資料

    瀏覽:925
    日期:2024-09-10
    Edison executed the first of his 1,093 successful U.S. patent applications on 13 October 1868, at the age of 21. He filed an estimated 500–600 unsuccessful or abandoned applications as well. Unfortunately, the names given Edison's patents are too irregula...
    瀏覽:483
    日期:2024-09-14
    A premier site for searching, viewing, and analyzing patent collections worldwide....
    瀏覽:1210
    日期:2024-09-14
    Federal Land Patents offer researchers a source of information on the initial transfer of land titles from the Federal government to individuals. In addition to verifying title transfer, this information will allow the researcher to associate an ......
    瀏覽:1370
    日期:2024-09-10
    A patent is a set of exclusive rights granted by a sovereign state to an inventor or assignee for a limited period of time in exchange for detailed public disclosure ......
    瀏覽:1104
    日期:2024-09-13
    Note: For granted inventions (TW-B), English abstracts are available for the period of 1993-2007.From 1993 to 1997, only those of domestic applications and ......
    瀏覽:1354
    日期:2024-09-11
    Overview. A patent is essentially a limited monopoly whereby the patent holder is granted the exclusive right to make, use, and sell the patented innovation for a ......
    瀏覽:948
    日期:2024-09-13
    The official website of the European Patent Office (EPO). Find information on applying and searching for patents, legal issues on patents, patent grants, rules ......