E04H 17/1447
Details of connections between rails and posts
Official title: {Details of connections between rails and posts}
E04H17/1447 (Details of connections between rails and posts) appears on 635 US grants and 645 published applications in this corpus.
Search patents in E04H- Granted patents
- 635
- Published applications
- 645
- Assignees
- 248
- Inventors
- 834
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 12 | 0 |
| 1994 | 9 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 12 | 0 |
| 1998 | 11 | 0 |
| 1999 | 16 | 0 |
| 2000 | 9 | 0 |
| 2001 | 14 | 2 |
| 2002 | 12 | 13 |
| 2003 | 16 | 21 |
| 2004 | 11 | 25 |
| 2005 | 13 | 32 |
| 2006 | 20 | 28 |
| 2007 | 10 | 18 |
| 2008 | 11 | 25 |
| 2009 | 9 | 19 |
| 2010 | 12 | 29 |
| 2011 | 7 | 11 |
| 2012 | 10 | 15 |
| 2013 | 15 | 26 |
| 2014 | 13 | 27 |
| 2015 | 14 | 33 |
| 2016 | 28 | 30 |
| 2017 | 24 | 37 |
| 2018 | 21 | 31 |
| 2019 | 28 | 37 |
| 2020 | 34 | 30 |
| 2021 | 29 | 33 |
| 2022 | 17 | 28 |
| 2023 | 28 | 18 |
| 2024 | 23 | 28 |
| 2025 | 27 | 26 |
| 2026 | 15 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04H 17/1452The ends of the rails are fixed on the lateral sides of196
- E04H 17/1448Adjustable, angled or hinged connections132
- E04H 17/1465The rails being supported within blind or through holes of the posts122
- E04H 17/1473Using fixing devices encircling, partially or fully, the post108
- E04H 17/1488Brackets for connections between rails and posts104
- E04H 17/146The rails being attached to the front faces of the posts63
- E04H 17/1482The rails being attached to the tops of the posts59
- E04H 17/1478The posts extending through apertures or cut-outs in the rails29
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Most cited
By later US patents