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Class Information
Number: 119/507
Name: Animal husbandry > Confining or housing > Pen or rack > Hog farrowing pen > Sow size adjustable pen
Description: Subject matter wherein the pen may be made to accommodate various growth dimensions of mother hogs.

Patents under this class:

Patent Number Title Of Patent Date Issued
8051805 One way gate for animals Nov. 8, 2011
7832363 Adjustable livestock alleyway Nov. 16, 2010
6382135 Pig pen May. 7, 2002
5293834 Hog farrowing crate and pen Mar. 15, 1994
4502414 Farrowing pen Mar. 5, 1985
4177762 Farrowing crate Dec. 11, 1979
4121538 Farrowing crate Oct. 24, 1978

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