E03B 7/10
Devices preventing bursting of pipes by freezing
Official title: Devices preventing bursting of pipes by freezing (devices preventing bursting of pipes in general F16L55/00)
E03B7/10 (Devices preventing bursting of pipes by freezing) appears on 342 US grants and 221 published applications in this corpus.
Search patents in E03B- Granted patents
- 342
- Published applications
- 221
- Assignees
- 129
- Inventors
- 535
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 7 | 0 |
| 1983 | 0 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 15 | 0 |
| 1999 | 8 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 2 |
| 2002 | 9 | 2 |
| 2003 | 6 | 6 |
| 2004 | 9 | 7 |
| 2005 | 8 | 9 |
| 2006 | 4 | 8 |
| 2007 | 2 | 4 |
| 2008 | 2 | 3 |
| 2009 | 6 | 7 |
| 2010 | 4 | 7 |
| 2011 | 3 | 6 |
| 2012 | 6 | 3 |
| 2013 | 5 | 5 |
| 2014 | 3 | 11 |
| 2015 | 3 | 11 |
| 2016 | 13 | 13 |
| 2017 | 13 | 14 |
| 2018 | 11 | 18 |
| 2019 | 10 | 7 |
| 2020 | 14 | 19 |
| 2021 | 11 | 12 |
| 2022 | 10 | 11 |
| 2023 | 10 | 8 |
| 2024 | 12 | 15 |
| 2025 | 10 | 7 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems to monitor and detect status changes of fluid flow devices25 Aug 2026US 12,716,213 B2State Farm Mutual Automobile Insurance Company
- Water supply system for use in an aircraft and a method for preventing freezing of water lines7 Jul 2026US 12,674,305 B2Airbus Operations GmbH
- Freeze resistant wall hydrant17 Mar 2026US 12,577,762 B2
- Pipe burst prevention relief valve, control valve system and method10 Mar 2026US 12,571,480 B2
- Draining device for draining a liquid conduit system6 Jan 2026US 12,516,510 B2
- Fluid conduit evacuation systems, methods, and apparatus23 Jul 2026US 2026/0210092 A1
- Freeze Resistant Wall Hydrant9 Jul 2026US 2026/0193871 A1
- Portable pipe-thawing devices, and related methods of use28 May 2026US 2026/0146422 A12662944 Alberta Ltd.
- Draining device for draining a liquid conduit system14 May 2026US 2026/0132604 A1
- System for monitoring and controlling pipe temperature7 May 2026US 2026/0126821 A1
Most cited
By later US patents
- Water use monitoring apparatus and water damage prevention system110US 9,297,150 B22016
- Freeze-resistant plastic pipe and method for its manufacture95US 4,773,448 A1988
- Fluid loss, damage prevention and control system76US 5,056,554 A1991
- System and method for protecting a building69US 6,892,751 B22005
- Freeze resistant hose bib receptacle58US 4,473,244 A1984