E03B 9/027
With features preventing frost damage
Official title: {with features preventing frost damage}
E03B9/027 (With features preventing frost damage) appears on 49 US grants and 48 published applications in this corpus.
Search patents in E03B- Granted patents
- 49
- Published applications
- 48
- Assignees
- 17
- Inventors
- 49
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 2 | 4 |
| 2014 | 4 | 3 |
| 2015 | 4 | 4 |
| 2016 | 7 | 6 |
| 2017 | 4 | 3 |
| 2018 | 5 | 6 |
| 2019 | 3 | 2 |
| 2020 | 4 | 4 |
| 2021 | 3 | 2 |
| 2022 | 3 | 2 |
| 2023 | 4 | 0 |
| 2024 | 0 | 6 |
| 2025 | 4 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Thermal dispersion flow meter with fluid leak detection and freeze burst prevention3 Jun 2025US 12,320,102 B2Sentinel Hydrosolutions, LLC
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Most cited
By later US patents
- Wall hydrant with integral shut-off valve18US 8,973,599 B2Jay R. Smith Mfg. Co. · 2015
- Insulating jacket13US 5,878,776 A1999
- Sanitary hydrant8US 8,474,476 B2WCM Industries, Inc. · 2013
- Anti-inundation and drainage structure for a anti-freeze faucet8US 8,613,290 B12013
- Adjustable operating rod for a hydrant7US 8,844,558 B2WCM Industries, Inc. · 2014