A01K 1/0139
By means of screw conveyors
Official title: {by means of screw conveyors}
A01K1/0139 (By means of screw conveyors) appears on 9 US grants and 8 published applications in this corpus.
Search patents in A01K- Granted patents
- 9
- Published applications
- 8
- Assignees
- 5
- Inventors
- 12
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for picking up animal excrement14 Apr 2026US 12,599,106 B2Hetwin Automation Systems GmbH
- Intelligent fecal solid-liquid separator for cattle mattress bedding material production system and operating method thereof23 Sep 2025US 12,420,510 B2
- Systems and methods for continuous livestock supply27 May 2025US 12,310,330 B2Limin' Innovations LLC
- Systems and methods for continuous livestock supply10 Oct 2023US 11,778,980 B2Limin' Innovations LLC
- Systems and methods for continuous livestock supply15 Nov 2022US 11,497,191 B1Limin' Innovations LLC
- Systems and methods for continuous livestock supply11 Sep 2025US 2025/0280788 A1Limin' Innovations LLC
- Intelligent fecal solid-liquid separator for cattle mattress bedding material production system and operating method thereof5 Dec 2024US 2024/0399696 A1Hangzhou Vocational and Technical College
- Litter conditioner with microwave technology and method of using the same21 Nov 2024US 2024/0381833 A1Global Nutrient Conditioning LLC
- Systems and methods for continuous livestock supply8 Feb 2024US 2024/0040992 A1Limin' Innovations LLC
- Device for picking up animal excrement23 Nov 2023US 2023/0371466 A1Hetwin Automation Systems GmbH
Most cited
By later US patents
- Swine finishing barn12US 4,067,297 A1978
- Dewatering apparatus for waste recovery systems8US 4,424,129 A1984
- Platform for caring and attending pets4US 10,531,637 B22020
- Pin conveyor for pasty materials such as animal waste4US 7,222,725 B1Somarakis Environmental Systems, LLC · 2007
- Intelligent fecal solid-liquid separator for cattle mattress bedding material production system and operating method thereof1US 12,420,510 B22025