F16L 33/2071
The sleeve being a separate connecting member
Official title: {the sleeve being a separate connecting member}
F16L33/2071 (The sleeve being a separate connecting member) appears on 505 US grants and 457 published applications in this corpus.
Search patents in F16L- Granted patents
- 505
- Published applications
- 457
- Assignees
- 291
- Inventors
- 948
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 10 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 14 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 4 |
| 2002 | 15 | 9 |
| 2003 | 15 | 9 |
| 2004 | 3 | 22 |
| 2005 | 9 | 16 |
| 2006 | 13 | 22 |
| 2007 | 6 | 12 |
| 2008 | 13 | 20 |
| 2009 | 8 | 16 |
| 2010 | 9 | 23 |
| 2011 | 11 | 21 |
| 2012 | 8 | 27 |
| 2013 | 9 | 12 |
| 2014 | 21 | 22 |
| 2015 | 12 | 19 |
| 2016 | 19 | 16 |
| 2017 | 13 | 16 |
| 2018 | 16 | 27 |
| 2019 | 18 | 20 |
| 2020 | 27 | 19 |
| 2021 | 22 | 24 |
| 2022 | 12 | 26 |
| 2023 | 17 | 15 |
| 2024 | 22 | 12 |
| 2025 | 15 | 14 |
| 2026 | 12 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fitting for connecting to a tubular element, tubing connection and a method for connecting a fitting to a tubular element15 Sep 2026US 12,736,155 B2Conex IPR Limited
- Fitting assembly for collapse-resistant hose15 Sep 2026US 12,736,159 B2Parker-Hannifin Corporation
- Fitting with a sealing sleeve, and associated assemblies and methods15 Sep 2026US 12,736,160 B1Parker-Hannifin Corporation
- Press fitting25 Aug 2026US 12,716,533 B2Reliance Worldwide Corporation
- Flexible pipe and a method of manufacturing a flexible pipe11 Aug 2026US 12,704,209 B2Polyflow LLC
- Connecting system and pressing tool for a connecting system8 Oct 2026US 2026/0309256 A1Henn GmbH & Co KG.
- Connect structure for semiconductor processing equipment2 Jul 2026US 2026/0188626 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Press-style fittings and systems, kits, and methods incorporating the same28 May 2026US 2026/0146689 A1Titeflex Corporation
- Connect fitting28 May 2026US 2026/0146697 A1
- Ultra-high-pressure hose joint assembly and assembly proces21 May 2026US 2026/0139772 A1Shanghai Furex Petroleum Equipment Co., Ltd.
Most cited
By later US patents
- Plug-type connection arrangement for a hose and a pipe1,211US 7,562,910 B2Norma Germany GmbH · 2009
- Quick connect tubing connector129US 6,086,118 ABundy Corporation · 2000
- Automotive hose coupling108US 6,419,278 B1Dana Corporation · 2002
- Flexible hose and fitting assembly94US 5,413,147 AParker-Hannifin Corporation · 1995
- Formed hose couplings86US 4,330,142 AFayette Tubular Products · 1982