Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 8141516 | Pig-raising method utilizing combustion ash in blended feed and floor covering A pig-raising method is provided that decreases the bad odors of pig excreta, improves pig-raising efficiency, and stimulates the growth of the pigs so as to improve the quality of their meat so as to enable pig farmers to obtain good-quality meat. With the pig-rais... | 03/27/2012 |
| 7165509 | Hog farrowing system for use in a cold environment and method of use A hog farrowing system for use in a cold environment includes a building providing protection from weather elements. The farrowing boxes have an entrance to permit free ingress and egress of female hogs but restrain the piglets. An alley is provided outside the boxe... | 01/23/2007 |
| 7165508 | Hog farrowing system for use in a cold environment and method of use A hog farrowing system for use in a cold environment includes a building providing protection from weather elements. The farrowing boxes have an entrance to permit free ingress and egress of female hogs but restrain the piglets. An alley is provided outside the boxe... | 01/23/2007 |
| 7013837 | Method for building environment-affinitive pigpen and pigpen structure A pig pen structure has a walking passage and a plurality of pig houses for housing an animal installed along the walking passage. Each pig house has an evacuation room, a lodging room having front, back, and two side walls, and an evacuation room gate installed bet... | 03/21/2006 |
| 6405680 | Livestock raising facility and method A livestock raising facility and method permitting labor saving, being free from soil contamination and allowing the flooring material itself to be used as the feed. This facility has a configuration in which each raising space (1) is formed in a rectangu... | 06/18/2002 |
| 6029608 | Animal containment device The invention is an animal containment device for the transportation, holding, feeding, watering, and caring for of animals. The device is designed to maintain adequate temperature, humidity, ventilation, and sanitary conditions. The device includes a ven... | 02/29/2000 |
| 4442792 | Hog finishing building A finishing building for hogs designed to defer to the natural laws of biological behavior. The building design allows the hogs to satisfy their exploratory drive while still providing areas for the hogs to rest, feed, etc. if they wish. The design of the... | 04/17/1984 |
| 4320719 | Building unit for piggeries A piggery comprises a water-cooled metal ceiling, said piggery being run by making the cooling of the metal ceiling and of the air carried into the piggery through openings in the ceiling, dependent primarily of automatical sluicing devices and secondaril... | 03/23/1982 |
| 4162682 | Pivotal sectionalized wall for hog raising enclosure A sectionalized, pivotal wall for an enclosure is described. The wall consists of three horizontally extending sections supported by a frame. In a closed position, the three sections are contained in a common vertical plane. The upper section is pivotally... | 07/31/1979 |
| 4060054 | System for hog production in a controlled environment A large capacity system for hog production in a controlled environment provides, within an inflated air dome housing, a base from the central area of which rises a multi-tier hog finishing structure. At generally base level a relatively wide area about th... | 11/29/1977 |
