F02M 59/464
Inlet valves of the check valve type
Official title: {Inlet valves of the check valve type}
F02M59/464 (Inlet valves of the check valve type) appears on 121 US grants and 124 published applications in this corpus.
Search patents in F02M- Granted patents
- 121
- Published applications
- 124
- Assignees
- 58
- Inventors
- 316
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 0 | 4 |
| 2007 | 4 | 4 |
| 2008 | 1 | 4 |
| 2009 | 1 | 3 |
| 2010 | 9 | 1 |
| 2011 | 0 | 4 |
| 2012 | 2 | 7 |
| 2013 | 1 | 3 |
| 2014 | 4 | 7 |
| 2015 | 1 | 10 |
| 2016 | 10 | 11 |
| 2017 | 10 | 11 |
| 2018 | 11 | 9 |
| 2019 | 13 | 11 |
| 2020 | 10 | 6 |
| 2021 | 7 | 5 |
| 2022 | 9 | 6 |
| 2023 | 4 | 4 |
| 2024 | 1 | 2 |
| 2025 | 5 | 3 |
| 2026 | 0 | 2 |
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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- Magnetic gap construction13US 5,608,369 AOutboard Marine Corporation · 1997