A list of the first patent numbers issued in each calendar year since 1836. 1836..............1 1837............110 1838............546 1839..........1,106 1840..........1,465 1880.........223,210 1920........1,326,899 1841..........1,923 1881.........236,137 1921........1,364,063 1842..........2,413 1882.........251,685 1922........1,401,948 1843..........2,901 1883.........269,820 1923........1,440,362 1844..........3,395 1884.........291,016 1924........1,478,996 1845..........3,873 1885.........310,163 1925........1,521,590 1846..........4,348 1886.........333,494 1926........1,568,040 1847..........4,914 1887.........355,291 1927........1,612,700 1848..........5,409 1888.........375,720 1928........1,654,521 1849..........5,993 1889.........395,305 1929........1,696,897 1850..........6,981 1890.........418,665 1930........1,742,181 1851..........7,865 1891.........443,987 1931........l,787,424 1852..........8,622 1892.........466,315 1932........1,839,190 1853..........9,512 1893.........488,976 1933........1,892,663 1854.........10,358 1894.........511,744 1934........1,941,449 1855.........12,117 1895.........531,619 1935........1,985,878 1856.........14,009 1896.........552,502 1936........2,026,516 1857.........16,324 1897.........574,369 1937........2,066,309 1858.........19,010 1898.........596,467 1938........2,104,004 1859.........22,477 1899.........616,871 1939........2,142,080 1860.........26,642 1900.........640,167 1940........2,185,170 1861.........31,005 1901.........664,827 1941........2,227,418 1862.........34,045 1902.........690,385 1942........2,268,540 1863.........37,266 1903.........717,521 1943........2,307,007 1864.........41,047 1904.........748,567 1944........2,338,081 1865.........45,685 1905.........778,834 1945........2,366,154 1866.........51,784 1906.........808,618 1946........2,391,856 1867.........60,658 1907.........839,799 1947........2,413,675 1868.........72,959 1908.........875,679 1948........2,433,824 1869.........85,503 1909.........908,436 1949........2,457,797 1870.........98,460 1910.........945,010 1950........2,492,944 1871........110,617 1911.........980,178 1951........2,536,016 1872........122,304 1912.......1,013,095 1952........2,580,379 1873........134,504 1913.......1,049,326 1953........2,624,046 1874........146,120 1914.......1,083,267 1954........2,664,562 1875........158,350 1915.......1,123,212 1955........2,698,434 1876........171,641 1916.......1,166,419 1956........2,728,913 1877........185,813 1917.......1,210,389 1957........2,775,762 1878........198,733 1918.......1,251,458 1958........2,818,567 1879........211,078 1919.......1,290,027 1959........2,866,973 |
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