A47L 11/4083
Liquid supply reservoirs
Official title: {Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices}
A47L11/4083 (Liquid supply reservoirs) appears on 1,026 US grants and 1,257 published applications in this corpus.
Search patents in A47L- Granted patents
- 1,026
- Published applications
- 1,257
- Assignees
- 307
- Inventors
- 1,827
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 2 | 0 |
| 1978 | 10 | 0 |
| 1979 | 11 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 19 | 0 |
| 2000 | 17 | 0 |
| 2001 | 16 | 9 |
| 2002 | 11 | 14 |
| 2003 | 16 | 24 |
| 2004 | 10 | 14 |
| 2005 | 5 | 20 |
| 2006 | 8 | 23 |
| 2007 | 8 | 18 |
| 2008 | 9 | 18 |
| 2009 | 8 | 25 |
| 2010 | 21 | 14 |
| 2011 | 18 | 14 |
| 2012 | 10 | 18 |
| 2013 | 23 | 22 |
| 2014 | 16 | 31 |
| 2015 | 14 | 34 |
| 2016 | 32 | 37 |
| 2017 | 28 | 37 |
| 2018 | 28 | 53 |
| 2019 | 36 | 103 |
| 2020 | 59 | 86 |
| 2021 | 82 | 109 |
| 2022 | 83 | 103 |
| 2023 | 86 | 99 |
| 2024 | 97 | 146 |
| 2025 | 68 | 111 |
| 2026 | 52 | 75 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Floor cleaner188US 4,956,891 ACastex Industries, Inc. · 1990