B60H 1/00664
Construction or arrangement of damper doors
Official title: {Construction or arrangement of damper doors (control systems or circuits for damper doors B60H1/00835)}
B60H1/00664 (Construction or arrangement of damper doors) appears on 649 US grants and 696 published applications in this corpus.
Search patents in B60H- Granted patents
- 649
- Published applications
- 696
- Assignees
- 201
- Inventors
- 1,345
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 20 | 0 |
| 2000 | 8 | 0 |
| 2001 | 17 | 9 |
| 2002 | 24 | 21 |
| 2003 | 22 | 17 |
| 2004 | 18 | 26 |
| 2005 | 15 | 33 |
| 2006 | 11 | 26 |
| 2007 | 17 | 27 |
| 2008 | 11 | 19 |
| 2009 | 14 | 23 |
| 2010 | 15 | 14 |
| 2011 | 9 | 14 |
| 2012 | 5 | 11 |
| 2013 | 10 | 20 |
| 2014 | 7 | 14 |
| 2015 | 16 | 15 |
| 2016 | 12 | 43 |
| 2017 | 15 | 36 |
| 2018 | 22 | 39 |
| 2019 | 43 | 43 |
| 2020 | 38 | 58 |
| 2021 | 26 | 41 |
| 2022 | 44 | 44 |
| 2023 | 46 | 26 |
| 2024 | 22 | 29 |
| 2025 | 27 | 28 |
| 2026 | 18 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B60H 1/00671Damper doors moved by rotation423
- B60H 1/00692Damper doors moved by translation143
- B60H 2001/00721Air deflecting or air directing meansIndexing code120
- B60H 2001/00714Details of seals of damper doorsIndexing code87
- B60H 2001/00707Details of pivots of damper doorsIndexing code71
- B60H 2001/00728Film doorsIndexing code57
- B60H 2001/007Manufacturing or assemblingIndexing code39
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By later US patents
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