United States Patent Date Chart 1836 - 1965

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1836 - 1900		1901 - 1965
1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900	1 - 109 110 - 545 546 - 1,105 1,106 - 1,464 1,465 - 1,922 1,923 - 2,412 2,413 - 2,900 2,901 - 3,394 3,395 - 3,872 3,873 - 4,347 4,348 - 4,913 4,914 - 5,408 5,409 - 5,992 5,993 - 6,980 6,981 - 7,864 7,865 - 8,621 8,622 - 9,511 9,512 - 10,357 10,358 - 12,116 12,117 - 14,008 14,009 - 16,323 16,324 - 19,009 19,010 - 22,476 22,477 - 26,641 26,642 - 31,004 31,005 - 34,044 34,045 - 37,265 37,266 - 41,046 41,047 - 45,684 45,685 - 51,783 51,784 - 60,657 60,658 - 72,958 72,959 - 85,502 85,503 - 98,459 98,460 - 110,616 110,617 - 122,303 122,304 - 134,503 134,504 - 146,119 146,120 - 158,349 158,350 - 171,640 171,641 - 185,812 185,813 - 198,732 198,733 - 211,077 211,078 - 223,210 223,211 - 236,136 236,137 - 251,684 251,685 - 269,819 269,820 - 291,015 291,916 - 310,162 310,163 - 333,493 333,494 - 355,290 355,291 - 375,719 375,720 - 395,304 395,305 - 418,664 418,665 - 443,986 443,987 - 466,314 466,315 - 488,975 488,976 - 511,743 511,744 - 531,618 531,619 - 552,501 552,502 - 574,368 574,369 - 596,466 596,467 - 616,870 616,871 - 640,166 640,167 - 664,826	1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965	664,827 - 690,384 690,385 - 717,520 717,521 - 748,566 748,567 - 778,833 778,834 - 808,617 808,618 - 839,798 839,799 - 875,678 875,679 - 908,435 908,436 - 945,009 945,010 - 980,177 980,178 - 1,013,094 1,013,095 - 1,049,325 1,049,326 - 1,083,266 1,083,267 - 1,123,211 1,123,212 - 1,166,418 1,166,419 - 1,210,388 1,210,389 - 1,251,457 1,251,458 - 1,290,026 1,290,027 - 1,326,898 1,326,899 - 1,364,062 1,364,063 - 1,401,947 1,401,948 - 1,440,361 1,440,362 - 1,478,995 1,478,996 - 1,521,589 1,521,590 - 1,568,039 1,568,040 - 1,612,699 1,612,700 - 1,654,520 1,654,521 - 1,696,896 1,696,897 - 1,742,180 1,742,181 - 1,787,423 1,787,424 - 1,839,189 1,839,190 - 1,892,662 1,892,663 - 1,941,448 1,941,449 - 1,985,877 1,985,878 - 2,026,515 2,026,516 - 2,066,308 2,066,309 - 2,104,003 2,104,004 - 2,142,079 2,142,080 - 2,185,169 2,185,170 - 2,227,417 2,227,418 - 2,268,539 2,268,540 - 2,307,006 2,307,007 - 2,338,080 2,338,081 - 2,366,153 2,366,154 - 2,391,855 2,391,856 - 2,413,674 2,413,675 - 2,433,823 2,433,824 - 2,457,796 2,457,797 - 2,492,943 2,492,944 - 2,536,015 2,536,016 - 2,580,378 2,580,379 - 2,624,045 2,624,046 - 2,664,561 2,664,562 - 2,698,433 2,698,434 - 2,728,912 2,728,913 - 2,775,761 2,775,762 - 2,818,566 2,818,567 - 2,866,972 2,866,973 - 2,919,442 2,919,443 - 2,966,680 2,966,681 - 3,015,102 3,015,103 - 3,070,800 3,070,801 - 3,116,486 3,116,487 - 3,163,864 3,163,865 - 3,226,728