E04D 13/08
Down pipes
Official title: Down pipes; Special clamping means therefor (clamping pipes in general F16B, F16L)
E04D13/08 (Down pipes) appears on 350 US grants and 298 published applications in this corpus.
Search patents in E04D- Granted patents
- 350
- Published applications
- 298
- Assignees
- 117
- Inventors
- 539
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 7 |
| 2003 | 6 | 6 |
| 2004 | 7 | 10 |
| 2005 | 4 | 10 |
| 2006 | 6 | 5 |
| 2007 | 2 | 6 |
| 2008 | 2 | 13 |
| 2009 | 6 | 9 |
| 2010 | 6 | 14 |
| 2011 | 8 | 19 |
| 2012 | 6 | 17 |
| 2013 | 14 | 12 |
| 2014 | 16 | 11 |
| 2015 | 12 | 3 |
| 2016 | 12 | 10 |
| 2017 | 11 | 14 |
| 2018 | 13 | 16 |
| 2019 | 10 | 14 |
| 2020 | 13 | 16 |
| 2021 | 15 | 18 |
| 2022 | 20 | 16 |
| 2023 | 11 | 13 |
| 2024 | 10 | 11 |
| 2025 | 24 | 19 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04D 2013/0806Details of lower end of down pipesIndexing code166
- E04D 2013/086FiltersIndexing code66
- E04D 2013/0866Access opening for cleaningIndexing code44
- E04D 2013/082Down pipe branchesIndexing code37
- E04D 2013/0873Rain water reservoirs integrated in down pipesIndexing code36
- E04D 2013/0846Interconnecting down pipe partsIndexing code31
- E04D 2013/084Means for fixing down pipes to structureIndexing code29
- E04D 2013/0853Valves for controlling the rain water flowIndexing code29
All 13 subgroupsShow fewer
- E04D 2013/0833Elbow piecesIndexing code28
- E04D 2013/0893Incorporated in building structureIndexing code24
- E04D 2013/0826Passages of down pipes through walls or floorsIndexing code6
- E04D 2013/088De-icing devices or snow meltersIndexing code2
- E04D 2013/0886Devices for preventing climbing on down pipesIndexing code2
Recent patents
- Seal assembly method and apparatus18 Aug 2026US 12,709,897 B2Platinum Technologies Ltd.
- Method and apparatus for a rain gutter system11 Aug 2026US 12,703,980 B2Freedom Carrier LLC
- Magnetic downspout retention clip14 Jul 2026US 12,680,307 B1
- Downspout diverter and extension23 Jun 2026US 12,662,820 B1Spectra Metal Sales Inc.
- Pivotable downspout extension system16 Jun 2026US 12,655,636 B2Autospout, LLC
- Gutter Downspout Assembly10 Sep 2026US 2026/0266054 A1
- Maintenance access systems for drainage systems for amenities planters13 Aug 2026US 2026/0234936 A1
- Steel pergola6 Aug 2026US 2026/0226746 A1Zhejiang Zhengte Co., Ltd.
- Remotely Installable and Removable Gutter Strainer25 Jun 2026US 2026/0176877 A1
- Downpipe Runner Device4 Jun 2026US 2026/0152949 A1
Most cited
By later US patents
- Repositionable, flexible, and extendible connector90US 6,223,777 B1Gutter World, Inc. · 2001
- Downspout trap and clean out75US 4,798,028 A1989
- Debris removal device for rain gutter downspouts73US 5,709,051 A1998
- Apparatus for diverting rainwater63US 8,033,058 B2Fiskars Brands, Inc. · 2011
- Rainwater diverter57US 5,114,594 A1992