F28D 1/047
The conduits being bent
Official title: the conduits being bent, e.g. in a serpentine or zig-zag
F28D1/047 (The conduits being bent) appears on 1,187 US grants and 1,580 published applications in this corpus.
Search patents in F28D- Granted patents
- 1,187
- Published applications
- 1,580
- Assignees
- 633
- Inventors
- 3,227
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 12 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 15 | 3 |
| 2002 | 15 | 11 |
| 2003 | 14 | 23 |
| 2004 | 17 | 41 |
| 2005 | 19 | 41 |
| 2006 | 30 | 27 |
| 2007 | 22 | 40 |
| 2008 | 11 | 35 |
| 2009 | 9 | 38 |
| 2010 | 15 | 47 |
| 2011 | 13 | 48 |
| 2012 | 15 | 48 |
| 2013 | 15 | 49 |
| 2014 | 20 | 67 |
| 2015 | 27 | 71 |
| 2016 | 41 | 91 |
| 2017 | 47 | 100 |
| 2018 | 83 | 99 |
| 2019 | 84 | 105 |
| 2020 | 85 | 116 |
| 2021 | 90 | 87 |
| 2022 | 79 | 99 |
| 2023 | 70 | 87 |
| 2024 | 79 | 89 |
| 2025 | 71 | 67 |
| 2026 | 36 | 51 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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