Patents Prior to 1975
This is not a comprehensive list by any means. If you identify others that might be included, please let us know. To see the abstract, images and full text of any of these, you can do a search at the United States Patent and Trademark Office entering the number from the first column below in the "Number Search".
107,647 Cage Trap -- Sept. 1870, W.K. Bachman
After entering box, mouse chews through thread separating self from food, and front door drops
31651 March 1861 Demming et al.
89300 April 1869 Fenn
89429 April 1869 Owen
106107 August 1870 Ball
117005 July 1871 Smith
186624 January 1877 Reed
210578 December 1878 Terrell
309781 December 1884 Hall
351510 October 1886 Holland
364924 June 1887 Harvell
448313 March 1891 Bassinger
477966 June 1892 Steiner
539900 May 1895 Hulings
550147 November 1895 Wells
689641 December 1901 Douthett
714281 November 1902 Chasse
749790 January 1904 Hendryx
849070 April 1907 Houtsinger et al.
856889 June 1907 Lamp
901851 October 1908 Thompson
941988 November 1909 Gunn
1017479 February 1912 Steward
1077452 November 1913 Burke
1053053 February 1913 Miller
1122202 December 1914 Holley
1155842 October 1915 Shadley
1176815 March 1916 Cowan
1180654 April 1916 Kirk
1213997 January 1917 Arrioja
1214060 January 1917 Mutz
1222406 April 1917 Jakab
1288712 December 1918 Siemieczko
1384611 July 1921 Gorniak
1479283 January 1924 Conrad
1510346 September 1924 Smith
1512513 October 1924 Ward
1523375 January 1925 Jes
1547375 July 1925 Fisher
1578196 March 1926 Hills
1645225 October 1927 Brzykcy
1659767 February 1928 Curtis
1708659 April 1929 Brzykcy
1758952 May 1930 Kness
1796380 March 1931 Lyden
1989174 January 1935 Schwenk
2059937 November 1936 Ellis
2096368 October 1937 Ward
2101788 December 1937 Benson
2120812 June 1938 Rinaldy et al.
2170470 August 1939 Chappell
2197121 April 1940 Blasen
2242648 May 1941 La Rocca
2250823 July 1941 Conners
2256048 September 1941 Evans
2274547 February 1942 Jackson
2416481 February 1947 Hollenbeck
2427148 September 1947 Luckton
2433913 January 1948 Kness
2454476 November 1948 Price
2460417 February 1949 Goostrey
2471540 May 1949 Phillips
2471800 September 1949 Tyler
2506055 May 1950 Benson
2510655 June 1950 Price et al.
2594182 April 1952 Kness
2632279 March 1953 Gumfory
3339306 September 1967 Yakel et al.
3530613 September 1970 Brubakken
3688432 September 1972 Fruits
3762093 October 1973 Rohde
3791065 February 1974 Snow
3828460 August 1974 Herman