Patents Prior to 1975

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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