E03B 7/14
Devices for thawing frozen pipes
E03B7/14 (Devices for thawing frozen pipes) appears on 25 US grants and 8 published applications in this corpus.
Search patents in E03B- Granted patents
- 25
- Published applications
- 8
- Assignees
- 6
- Inventors
- 33
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 4 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spigot freeze prevention apparatus and method7 May 2024US 11,976,446 B2
- Device for thawing frozen pipes12 May 2020US 10,648,161 B2
- Managing a fluid condition in a pipe16 Oct 2018US 10,100,500 B2Ent. Services Development Corporation LP
- Outdoor water service enclosure and system11 Sep 2018US 10,072,398 B2Ion Irrigation Management Inc.
- Electrical pipe thawing system and methods of using the same11 Sep 2018US 10,072,399 B2
- Portable pipe-thawing devices, and related methods of use28 May 2026US 2026/0146422 A12662944 Alberta Ltd.
- Spigot Freeze Prevention Apparatus and Method20 Oct 2022US 2022/0333361 A1
- Davice for thawing frozen pipes and method of use of same10 Oct 2019US 2019/0309502 A1
- Outdoor Water Service Enclosure and System2 Nov 2017US 2017/0314239 A1Ion Irrigation Management Inc.
- Managing a fluid condition in a pipe18 May 2017US 2017/0138023 A1Hewlett Packard Enterprise Development LP
Most cited
By later US patents
- Electric heating apparatus for de-icing pipes309US 4,423,311 A1983
- Electric heating apparatus for deicing pipes utilizing flexible heated hose inserted into pipe41US 5,859,953 A1999
- Mobile heating system30US 5,181,655 A1993
- Frozen pipe thawing system23US 6,041,821 A2000
- Plastic pipe heater19US 4,110,603 ARitchie Industries, Inc. · 1978