B05B 11/1025
A spring urging the outlet valve in its closed position
Official title: {a spring urging the outlet valve in its closed position (B05B11/1026 takes precedence)}
B05B11/1025 (A spring urging the outlet valve in its closed position) appears on 140 US grants and 124 published applications in this corpus.
Search patents in B05B- Granted patents
- 140
- Published applications
- 124
- Assignees
- 74
- Inventors
- 195
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 4 |
| 2007 | 3 | 3 |
| 2008 | 1 | 6 |
| 2009 | 1 | 3 |
| 2010 | 5 | 5 |
| 2011 | 6 | 3 |
| 2012 | 1 | 3 |
| 2013 | 4 | 3 |
| 2014 | 4 | 6 |
| 2015 | 2 | 8 |
| 2016 | 6 | 10 |
| 2017 | 7 | 15 |
| 2018 | 14 | 9 |
| 2019 | 15 | 7 |
| 2020 | 6 | 6 |
| 2021 | 6 | 5 |
| 2022 | 1 | 5 |
| 2023 | 3 | 10 |
| 2024 | 4 | 3 |
| 2025 | 4 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Product for assisting a smoker in giving up the habit64US 6,024,097 AJ Mom Trust · 2000
- Delivery pump for fluid containers56US 4,960,230 AElettro Plastica S.p.A. · 1990
- Pump for a hand actuated device for producing an atomized spray54US 4,245,967 AEstablissements Valois · 1981
- Fluid pump dispenser for pharmaceutical use54US 5,147,073 ASpruhventile GmbH · 1992
- Dispensing pump51US 5,509,578 ABespak PLC · 1996