A61M 2005/3128
Incorporating one-way valves
Official title: {Incorporating one-way valves, e.g. pressure-relief or non-return valves}
A61M2005/3128 (Incorporating one-way valves) appears on 529 US grants and 672 published applications in this corpus.
Search patents in A61M- Granted patents
- 529
- Published applications
- 672
- Assignees
- 270
- Inventors
- 1,040
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 5 |
| 2002 | 6 | 7 |
| 2003 | 8 | 5 |
| 2004 | 7 | 11 |
| 2005 | 4 | 10 |
| 2006 | 3 | 13 |
| 2007 | 3 | 21 |
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| 2009 | 6 | 29 |
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| 2019 | 32 | 56 |
| 2020 | 27 | 37 |
| 2021 | 20 | 45 |
| 2022 | 33 | 43 |
| 2023 | 23 | 33 |
| 2024 | 34 | 27 |
| 2025 | 29 | 19 |
| 2026 | 23 | 21 |
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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