F05D 2250/31
According to the direction of their main axis or their axis of
Official title: according to the direction of their main axis or their axis of rotation
F05D2250/31 (According to the direction of their main axis or their axis of) appears on 769 US grants and 872 published applications in this corpus.
Search patents in F05D- Granted patents
- 769
- Published applications
- 872
- Assignees
- 186
- Inventors
- 1,869
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 9 | 1 |
| 2002 | 6 | 9 |
| 2003 | 8 | 7 |
| 2004 | 4 | 7 |
| 2005 | 6 | 12 |
| 2006 | 10 | 23 |
| 2007 | 11 | 25 |
| 2008 | 11 | 22 |
| 2009 | 18 | 31 |
| 2010 | 19 | 37 |
| 2011 | 21 | 14 |
| 2012 | 29 | 24 |
| 2013 | 21 | 42 |
| 2014 | 26 | 33 |
| 2015 | 25 | 52 |
| 2016 | 24 | 69 |
| 2017 | 36 | 56 |
| 2018 | 50 | 74 |
| 2019 | 64 | 32 |
| 2020 | 54 | 55 |
| 2021 | 52 | 57 |
| 2022 | 60 | 39 |
| 2023 | 49 | 49 |
| 2024 | 63 | 45 |
| 2025 | 43 | 30 |
| 2026 | 22 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F05D 2250/314The axes being inclined in relation to each otherIndexing code408
- F05D 2250/312The axes being parallel to each otherIndexing code159
- F05D 2250/311The axes being in lineIndexing code131
- F05D 2250/313The axes being perpendicular to each otherIndexing code108
- F05D 2250/315The main axis being substantially verticalIndexing code14
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Most cited
By later US patents
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