F16L 55/1026
Fire protection devices
Official title: {Fire protection devices}
F16L55/1026 (Fire protection devices) appears on 37 US grants and 36 published applications in this corpus.
Search patents in F16L- Granted patents
- 37
- Published applications
- 36
- Assignees
- 30
- Inventors
- 77
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 4 |
| 2007 | 3 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 4 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fire collar23 Jun 2026US 12,663,100 B2Ig6 Pty Ltd
- Fire protection element having bimetal25 Nov 2025US 12,480,604 B2Hilti Aktiengesellschaft
- Firebreak device3 Jun 2025US 12,318,640 B2BPR Medical Limited
- Fire seal end cap and associated multi-member assembly and method14 Sep 2021US 11,117,004 B2The Boeing Company
- Self-obstructing flammable fluid carrying conduit9 Feb 2021US 10,914,392 B2
- Fire protection element having bimetal5 Mar 2026US 2026/0063224 A1Hilti Aktiengesellschaft
- Test plug for sprinkler adapter17 Apr 2025US 2025/0122969 A1Ipex USA LLC
- Conduit sealing system and method of installing the same9 Jan 2025US 2025/0012395 A1Ildeung International
- Fluid And Target Compound Transmission Protective Device5 Dec 2024US 2024/0399183 A1Sentry Research LLC
- High temperature resistant, jacketed foreign material exclusion device1 Aug 2024US 2024/0255093 A1Advanced F.M.E. Products, Inc.
Most cited
By later US patents
- Hub seal firestop device78US 6,679,015 B12004
- Leakproof and fireproof tubing40US 6,070,615 AUnited Microelectronics Corp. · 2000
- Water impervious intumescent firestop collapsing conduit39US 5,634,304 A1997
- Ducting fire protection14US 4,143,670 AFiber-Dyne, Inc. · 1979
- Device for cutting and crimping pipes or tubes12US 5,666,848 ABritish Nuclear Fuels plc · 1997