F01D 25/246
Fastening of diaphragms or stator-rings
Official title: {Fastening of diaphragms or stator-rings}
F01D25/246 (Fastening of diaphragms or stator-rings) appears on 1,834 US grants and 1,793 published applications in this corpus.
Search patents in F01D- Granted patents
- 1,834
- Published applications
- 1,793
- Assignees
- 189
- Inventors
- 2,922
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 19 | 0 |
| 1993 | 17 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 17 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 13 | 0 |
| 2002 | 14 | 6 |
| 2003 | 17 | 13 |
| 2004 | 11 | 23 |
| 2005 | 15 | 26 |
| 2006 | 18 | 24 |
| 2007 | 17 | 31 |
| 2008 | 17 | 33 |
| 2009 | 12 | 41 |
| 2010 | 30 | 46 |
| 2011 | 32 | 60 |
| 2012 | 51 | 61 |
| 2013 | 35 | 52 |
| 2014 | 52 | 85 |
| 2015 | 50 | 100 |
| 2016 | 50 | 195 |
| 2017 | 99 | 141 |
| 2018 | 138 | 141 |
| 2019 | 196 | 116 |
| 2020 | 186 | 162 |
| 2021 | 174 | 118 |
| 2022 | 137 | 77 |
| 2023 | 86 | 69 |
| 2024 | 98 | 59 |
| 2025 | 83 | 50 |
| 2026 | 45 | 64 |
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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