F24F 13/14
Built up of tilting members
Official title: built up of tilting members, e.g. louvre
F24F13/14 (Built up of tilting members) appears on 1,365 US grants and 1,337 published applications in this corpus.
Search patents in F24F- Granted patents
- 1,365
- Published applications
- 1,337
- Assignees
- 612
- Inventors
- 2,926
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 10 | 0 |
| 1978 | 11 | 0 |
| 1979 | 4 | 0 |
| 1980 | 13 | 0 |
| 1981 | 21 | 0 |
| 1982 | 8 | 0 |
| 1983 | 20 | 0 |
| 1984 | 14 | 0 |
| 1985 | 29 | 0 |
| 1986 | 18 | 0 |
| 1987 | 24 | 0 |
| 1988 | 27 | 0 |
| 1989 | 20 | 0 |
| 1990 | 11 | 0 |
| 1991 | 16 | 0 |
| 1992 | 10 | 0 |
| 1993 | 21 | 0 |
| 1994 | 17 | 0 |
| 1995 | 17 | 0 |
| 1996 | 11 | 0 |
| 1997 | 13 | 0 |
| 1998 | 23 | 0 |
| 1999 | 16 | 0 |
| 2000 | 16 | 0 |
| 2001 | 20 | 5 |
| 2002 | 19 | 17 |
| 2003 | 16 | 16 |
| 2004 | 17 | 31 |
| 2005 | 15 | 24 |
| 2006 | 21 | 34 |
| 2007 | 12 | 27 |
| 2008 | 11 | 22 |
| 2009 | 15 | 28 |
| 2010 | 11 | 23 |
| 2011 | 16 | 26 |
| 2012 | 8 | 46 |
| 2013 | 10 | 51 |
| 2014 | 17 | 55 |
| 2015 | 26 | 56 |
| 2016 | 40 | 56 |
| 2017 | 54 | 77 |
| 2018 | 43 | 88 |
| 2019 | 71 | 115 |
| 2020 | 85 | 99 |
| 2021 | 75 | 103 |
| 2022 | 77 | 90 |
| 2023 | 87 | 88 |
| 2024 | 70 | 84 |
| 2025 | 82 | 38 |
| 2026 | 42 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F24F 13/1426Characterised by actuating means712
- F24F 13/15With parallel simultaneously tiltable lamellae319
- F24F 13/1413Using more than one tilting member217
- F24F 13/1486Characterised by bearings, pivots or hinges127
- F24F 13/1406Characterised by sealing means107
- F24F 13/142Using pivoting blades with intersecting axles25
- F24F 2013/1493Using an elastic membraneIndexing code11
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Most cited
By later US patents
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