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Class Information
Number: 119/53.5
Name: Animal husbandry > Feeding device > Hopper and trough > Adjustable supply > Animal-controlled
Description: Combined hoppers and troughs provided with means for causing or controlling the flow of feed from hopper to trough, operated by pressure from the feeding animal, generally applied through the animal"s nose or forehead.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7530328 |
Indexed feed dispensing mechanism |
May. 12, 2009 |
| 7520247 |
Animal food and treat dispenser |
Apr. 21, 2009 |
| 7395783 |
Wildlife feeder |
Jul. 8, 2008 |
| 7134402 |
Method of constructing an indexed feed dispensing mechanism |
Nov. 14, 2006 |
| 7111581 |
Pet feeder |
Sep. 26, 2006 |
| 7096822 |
Animal feeding apparatus |
Aug. 29, 2006 |
| 6976450 |
Indexed feed dispensing mechanism |
Dec. 20, 2005 |
| 6959664 |
Limited flow feeding tube |
Nov. 1, 2005 |
| D508758 |
Container |
Aug. 23, 2005 |
| 6910443 |
Automatic feeding device |
Jun. 28, 2005 |
| 6766765 |
Indexed feed dispensing mechanism |
Jul. 27, 2004 |
| 6691640 |
Animal feeder insert with desiccant cavity |
Feb. 17, 2004 |
| 6637368 |
Indexed feed dispensing mechanism |
Oct. 28, 2003 |
| 6578517 |
Game animal feeder |
Jun. 17, 2003 |
| 6564746 |
Squirrel-powered game feeder |
May. 20, 2003 |
| 6526913 |
Indexed feed dispensing mechanism |
Mar. 4, 2003 |
| 6405673 |
Bird seed collector |
Jun. 18, 2002 |
| 6253705 |
Hog feeder with adjustable feed control gates |
Jul. 3, 2001 |
| 6199511 |
Rotary livestock feeder with feed rate gauge |
Mar. 13, 2001 |
| 6101975 |
Apparatus for feeding swine |
Aug. 15, 2000 |
| 5992349 |
Animal feeder |
Nov. 30, 1999 |
| 5865139 |
Feeding device |
Feb. 2, 1999 |
| 5850805 |
Clog resistant animal feeder |
Dec. 22, 1998 |
| 5839389 |
Feeder for pig-raising |
Nov. 24, 1998 |
| 5606934 |
Animal feeding apparatus |
Mar. 4, 1997 |
| 5595139 |
Hog feeder |
Jan. 21, 1997 |
| 5570656 |
Animal feeder with locking adjustable gate |
Nov. 5, 1996 |
| 5447119 |
Feeding device |
Sep. 5, 1995 |
| 5351649 |
Animal feeder |
Oct. 4, 1994 |
| 5311838 |
Method and means for feeding animals |
May. 17, 1994 |
| 5275130 |
Animal feeder having animal actuated feed transport device between hopper and trough |
Jan. 4, 1994 |
| 5272998 |
Livestock feeder with feed metering above feed space |
Dec. 28, 1993 |
| 5263437 |
Single sow hog feeder |
Nov. 23, 1993 |
| 5255632 |
Animal feeder having liquid sensor controlling drinking water valve |
Oct. 26, 1993 |
| 5123379 |
Device for the automatic feeding of domestic animals, in particular pigs |
Jun. 23, 1992 |
| 5085173 |
Self feeder for animals |
Feb. 4, 1992 |
| 5044318 |
Hog feeder |
Sep. 3, 1991 |
| 5036798 |
Animal feeder with adjustable gate |
Aug. 6, 1991 |
| 4953504 |
Animal feeder |
Sep. 4, 1990 |
| 4913096 |
Animal feeder |
Apr. 3, 1990 |
| 4889078 |
Hog feeder |
Dec. 26, 1989 |
| 4799455 |
Farrowing crate creep feeder |
Jan. 24, 1989 |
| 4790266 |
Feeder for animals |
Dec. 13, 1988 |
| 4770125 |
Spring-biased dispenser mechanism for manually operated animal food dispensing machine |
Sep. 13, 1988 |
| 4729344 |
Animal feeder |
Mar. 8, 1988 |
| 4719875 |
Hog feeder with flexible agitator |
Jan. 19, 1988 |
| 4694780 |
Animal actuated feeder |
Sep. 22, 1987 |
| 4660508 |
Combination wet and dry feeder for animals |
Apr. 28, 1987 |
| 4582023 |
Livestock self-feeder |
Apr. 15, 1986 |
| RE31939 |
Animal feeder |
Jul. 9, 1985 |
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