F16L 39/02
Joints or fittings for double-walled or multi-channel pipes or pipe assemblies: for
Official title: for hoses
F16L39/02 (Joints or fittings for double-walled or multi-channel pipes or pipe assemblies: for) appears on 208 US grants and 161 published applications in this corpus.
Search patents in F16L- Granted patents
- 208
- Published applications
- 161
- Assignees
- 145
- Inventors
- 389
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 3 | 0 |
| 2004 | 2 | 5 |
| 2005 | 2 | 1 |
| 2006 | 3 | 4 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 3 | 5 |
| 2010 | 1 | 6 |
| 2011 | 5 | 6 |
| 2012 | 2 | 4 |
| 2013 | 1 | 3 |
| 2014 | 3 | 6 |
| 2015 | 4 | 11 |
| 2016 | 3 | 6 |
| 2017 | 8 | 13 |
| 2018 | 7 | 6 |
| 2019 | 6 | 8 |
| 2020 | 8 | 8 |
| 2021 | 11 | 16 |
| 2022 | 9 | 9 |
| 2023 | 8 | 11 |
| 2024 | 14 | 10 |
| 2025 | 9 | 9 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Joint unit22 Sep 2026US 12,742,601 B2Nidec Corporation
- Female end assembly and connector7 Jul 2026US 12,674,536 B2Shenzhen Envicool Intelligent Connection Technology Co., Ltd.
- Multi-hose arrangement26 May 2026US 12,638,108 B2Neoperl GmbH
- Thermally insulated transfer line12 May 2026US 12,624,789 B2MAGNA Energy Storage Systems GesmbH
- Nestled hose31 Mar 2026US 12,590,654 B2Treadstone Innovations, LLC
- Pneumatic adapter8 Oct 2026US 2026/0309263 A1Belimo Holding AG
- Connection system, cap and adapter24 Sep 2026US 2026/0287107 A1L'oreal
- Coupling for cryogenic conduits20 Aug 2026US 2026/0243384 A1Witzenmann GmbH
- Fastening arrangement for fastening tubes to a sanitary fitting13 Aug 2026US 2026/0234916 A1Neoperl GmbH
- Fluidic deflection unit and use of a tube30 Jul 2026US 2026/0218824 A1Neoperl GmbH
Most cited
By later US patents
- Concentric hose coupling with cuff assembly surrounding an end of the outer hose126US 5,398,977 ADayco Products, Inc. · 1995
- Bulk syrup delivery system99US 4,553,573 APepsiCo, Inc. · 1985
- Coaxial hose assembly for vapor assist fuel dispensing system81US 5,720,325 AGilbarco Inc. · 1998
- Safety hose for delivering water to an appliance69US 5,931,184 A1999
- Flexible double-containment piping system for underground storage tanks67US 5,098,221 A1992