A01J 5/048
Vacuum regulators
Official title: {Vacuum regulators}
A01J5/048 (Vacuum regulators) appears on 51 US grants and 39 published applications in this corpus.
Search patents in A01J- Granted patents
- 51
- Published applications
- 39
- Assignees
- 23
- Inventors
- 80
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 3 | 0 |
| 2020 | 4 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 4 |
| 2024 | 2 | 3 |
| 2025 | 2 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Milking system1 Sep 2026US 12,721,298 B2DeLaval Holding AB
- Milk extracting system and computer implemented method10 Feb 2026US 12,543,695 B2DeLaval Holding AB
- Milking system30 Dec 2025US 12,507,666 B2DeLaval Holding AB
- Milking arrangement comprising a cleaning arrangement4 Nov 2025US 12,457,989 B2DeLaval Holding AB
- Short milk tube vent plug for a dairy animal milker unit31 Dec 2024US 12,178,185 B2GEA Farm Technologies GmbH
- Milking system3 Jul 2025US 2025/0212831 A1DeLaval Holding AB
- Vacuum supply source9 Jan 2025US 2025/0008911 A1DeLaval Holding AB
- Milking system5 Dec 2024US 2024/0397903 A1DeLaval Holding AB
- Milking system12 Sep 2024US 2024/0298602 A1DeLaval Holding AB
- Milking system29 Feb 2024US 2024/0065220 A1DeLaval Holding AB
Most cited
By later US patents
- Vacuum monitoring and signaling apparatus112US 4,616,215 AMaddalena's, Inc. · 1986
- Milking equipment31US 8,240,272 B2An Udder IP Company Ltd. · 2012
- Milking equipment26US 9,049,835 B2An Udder IP Company Ltd. · 2015
- Controlling vacuum level with a two-level vacuum system controller and adjustable speed drive21US 5,284,180 ACornell Research Foundation, Inc. · 1994
- Vacuum regulator19US 5,860,388 AUniversity of Missouri · 1999